CN220102164U

CN220102164U - Two-position five-way ball valve

Info

Publication number: CN220102164U
Application number: CN202321410284.2U
Authority: CN
Inventors: 曾庆贵; 王秀菊
Original assignee: Liaoyang Zhongsheng Machinery Manufacturing Co ltd
Current assignee: Liaoyang Zhongsheng Machinery Manufacturing Co ltd
Priority date: 2023-06-05
Filing date: 2023-06-05
Publication date: 2023-11-28
Anticipated expiration: 2033-06-05

Abstract

The utility model discloses a two-position five-way ball valve, which comprises a valve body and a valve rod, wherein four passage openings are formed in the side part of the valve body, an outlet passage pipe is arranged at the position of each passage opening, a valve cover is arranged at the upper part of the valve body (8), a proximity switch is arranged at the position, corresponding to the outlet passage pipe, of each valve cover, a feed passage pipe is arranged on each valve cover, and a spherical valve core is arranged in the valve body.

Description

Two-position five-way ball valve

Technical Field

The utility model relates to the technical field of valves, in particular to a two-position five-way ball valve.

Background

Valves are widely used for fluid control in various technical fields. The valve core of the existing five-way ball valve is conical, and the valve core and the valve sleeve are connected through a compression spring, so that the connection tightness between the valve core and the valve sleeve is ensured. Because the pressure that the hold-down spring produced is very big, consequently need adopt high-power motor to operate when controlling the valve rotation, and then influence the accuracy of valve automated control. In addition, because the valve core is conical, the proportion of the channel flow channel in the valve is uneven, turbulent flow scouring phenomenon is easy to occur in the channel switching process, and the valve core is severely corroded by water.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a two-position five-way ball valve, which solves the problems in the background art.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a two-position five-way ball valve, includes valve body and valve rod, the valve body lateral part is provided with four passports, install the export passageway pipe in the passport position, the valve gap is installed on valve body upper portion, all be equipped with proximity switch on the position that corresponds the export passageway pipe on the valve gap, be equipped with the feed channel pipe on the valve gap, be provided with ball-type case in the valve body, the upper portion of ball-type case is tubular structure and with valve gap and feed channel pipe rotation seal cooperation, the valve gap lateral wall is equipped with directional locating part along the circumferencial direction, the valve rod passes through rotation sealing member and valve body assembly connection, valve rod upper end and ball-type case lower extreme face welded fastening, the valve rod lower part is connected with ratchet, the valve body lower part is equipped with the pull rod, the pull rod lower part assembly connection has the mounting panel, be equipped with the driving piece on the mounting panel, driving piece upper end and ratchet assembly fastening.

The valve cover is provided with a compression screw, the lower end of the compression screw is provided with a sealing ring, and the sealing ring is attached to the upper end face of the spherical valve core.

The spherical surface of the spherical valve core is in sealing fit with the valve body through the filler.

The directional limiting part comprises a limiting sleeve, the limiting sleeve is fixedly welded on the side wall of the valve cover, a nut is welded at one end of the limiting sleeve, an adjusting bolt is screwed on the nut, a spring is arranged in the limiting sleeve, a steel ball is arranged at one end of the spring, and the steel ball is tightly attached to the outer wall of the cylindrical section of the spherical valve core.

The ratchet mechanism comprises a ratchet installation disc, a ratchet is installed on the ratchet installation disc, a pawl is installed on the ratchet through cylindrical pin rotation, an elastic limiting piece is arranged on the ratchet, one end of the elastic limiting piece is attached to the side wall of the pawl, and the upper end and the lower end of the ratchet installation disc are respectively connected with an upper cover and a lower cover through screw assembly.

The elastic limiting piece comprises an elastic piece, a pressing plate and an inner hexagonal cylindrical head screw, wherein the elastic piece and the pressing plate are assembled and fixed on the ratchet wheel through the inner hexagonal cylindrical head screw, and one end of the elastic piece is attached to the side wall of the pawl.

The contact position of the upper cover, the ratchet wheel mounting disc and the valve rod is provided with a Z-shaped oil seal and a bearing bush, and the upper cover is provided with a joint type pressure oil injection cup.

And flat key grooves are formed in two sides of the central hole of the ratchet wheel mounting disc, and are fixedly assembled with the valve rod.

Advantageous effects

The utility model provides a two-position five-way ball valve. The beneficial effects are as follows: the two-position five-way ball valve comprises a feeding position, four discharging positions, an actuator is utilized to drive a valve rod and a spherical valve core to rotate, valve position conversion is realized, the upper section of the spherical valve core is of a cylindrical barrel-shaped structure, the spherical valve core is in rotary sealing fit with a valve cover and a feeding pipeline, a flow guide channel is arranged on the spherical valve body, the actuating mechanism of the ball valve is a special ratchet mechanism, the valve rod and a ball body can only rotate in one direction, valve opening and closing can be realized by rotating in one direction, the valve core and the valve sleeve do not need to be influenced by a compression spring, valve automatic control is more accurate, the sizes of all discharging channels are consistent, turbulent flow rubbing phenomenon in the channel switching process can be effectively avoided, and the service life of the valve core is prolonged.

Drawings

Fig. 1 is a schematic diagram of a front view structure of a two-position five-way ball valve according to the present utility model.

Fig. 2 is a schematic perspective view of a two-position five-way ball valve according to the present utility model.

Fig. 3 is a schematic view of a partial enlarged structure of fig. 1 of a two-position five-way ball valve according to the present utility model.

Fig. 4 is a schematic perspective view of the ratchet mechanism according to the present utility model.

Fig. 5 is a schematic cross-sectional view of fig. 4 according to the present utility model.

FIG. 6 is a schematic cross-sectional view of the A-A position of the present utility model.

In the figure: 1. an inlet channel tube; 2. a valve cover; 3. a valve core; 4. a directional stopper; 5. a compression screw; 6. a proximity switch; 7. a valve body; 8. an outlet channel tube; 9. a filler; 10. rotating the seal; 11. a pull rod; 12. a ratchet mechanism; 13. a valve stem; 14. a mounting plate; 401. a limit sleeve; 402. a nut; 403. an adjusting bolt; 404. a spring; 405. steel balls; 1201. z-type oil seal; 1202. a joint type pressure oil filling cup; 1203. bearing bush; 1204. a screw; 1205. a lower cover; 1206. a ratchet wheel mounting plate; 1207. a ratchet wheel; 1208. an upper cover; 1209. a pawl; 1210. a cylindrical pin; 1211. a hexagon socket head cap screw; 1212. a spring plate; 1213. a pressing plate; 1214. flat key slot.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled 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.

All electric components in the scheme are connected with an adaptive power supply through wires by a person skilled in the art, and an appropriate controller is selected according to actual conditions so as to meet control requirements, specific connection and control sequences, and the electric connection is completed by referring to the following working principles in the working sequence among the electric components, wherein the detailed connection means are known in the art, and the following main description of the working principles and processes is omitted from the description of electric control.

Examples: as can be seen from fig. 1-6 of the specification, the scheme is provided with four passage ports on the side of the valve body 7, an outlet passage pipe 8 is installed on the position of the passage port, a valve cover 2 is installed on the upper portion of the valve body 8, a proximity switch 6 is arranged on the position of the valve cover 2 corresponding to the outlet passage pipe 8, a feed passage pipe 1 is arranged on the valve cover 2, a ball-shaped valve core 3 is arranged in the valve body 7, the upper portion of the ball-shaped valve core 3 is of a cylindrical structure and is in rotary sealing fit with the valve cover 2 and the feed passage pipe 1, the side wall of the valve cover 2 is provided with a directional limiting piece 4 along the circumferential direction, a valve rod 13 is assembled and connected with the valve body 7 through a rotary sealing piece 10, the upper end of the valve rod 13 is welded and fixed with the lower end face of the ball-shaped valve core 3, the lower portion of the valve rod 13 is connected with a ratchet mechanism, a pull rod 11 is arranged on the lower portion of the valve body 7, a mounting plate 14 is assembled and connected with the lower portion of the pull rod 11, the upper end of the driving piece is assembled and fixed with the ratchet mechanism, the two-position five-way ball valve is provided with one feeding position and four discharging positions, the actuator is used for driving the valve rod and the spherical valve core to rotate, valve position conversion is realized, the upper section of the spherical valve core is of a cylindrical barrel-shaped structure and is in rotary sealing fit with the valve cover and the feeding pipeline, the lower part of the spherical valve core is provided with a flow guide channel on the spherical valve cover, the actuating mechanism of the ball valve is a special ratchet mechanism, the valve rod and the ball body can only rotate in one direction, the valve is opened and closed by rotating in one direction, the valve core and the valve sleeve do not need to be influenced by a compression spring, valve automatic control is more accurate, the sizes of all discharging channels are consistent, turbulent flow rubbing phenomenon in the channel switching process can be effectively avoided, and the service life of the valve core is prolonged.

Preferably, further, the valve cover 2 is provided with a compression screw 5, the lower end of the compression screw 5 is provided with a sealing ring, the sealing ring is attached to the upper end face of the spherical valve core 3, wherein the spherical surface of the spherical valve core 3 is in sealing fit with the valve body 7 through a packing 9, the sealing fit between the upper part and the valve cover 2 of the spherical valve core 3 and the sealing fit between the lower part and the valve body 7 are ensured, and the using effect of the valve is ensured.

Preferably, further, the directional limiting member 4 includes a limiting sleeve 401, the limiting sleeve 401 is fixedly welded on the side wall of the valve cover 2, one end of the limiting sleeve 401 is welded with a nut 402, an adjusting bolt 403 is screwed on the nut 402, a spring 404 is arranged in the limiting sleeve 401, one end of the spring 404 is provided with a steel ball 405, the steel ball 405 is tightly attached to the outer wall of the cylindrical section of the spherical valve core 3, the spring 404 is extruded by utilizing the limiting function of the adjusting bolt 403, so that the elastic pressure of the spring 404 is utilized to enable the steel ball 405 to be tightly attached to the outer wall of the upper section of the spherical valve core 3, and the limiting supporting function of the valve core 3 is further improved while the rotation convenience of the valve core 3 is ensured.

Preferably, further, the ratchet mechanism includes a ratchet mounting disc 1206, a ratchet 1207 is mounted on the ratchet mounting disc 1206, a pawl 1209 is rotatably mounted on the ratchet 1207 through a cylindrical pin 1210, an elastic limiting member is disposed on the ratchet 1207, one end of the elastic limiting member is attached to a side wall of the pawl 1209, an upper cover 1208 and a lower cover 1205 are respectively assembled and connected at the upper end and the lower end of the ratchet mounting disc 1206 through screws 1204, wherein the elastic limiting member includes a spring plate 1212, a pressing plate 1213 and an inner hexagonal cylindrical head screw 1211, the spring plate 1212 and the pressing plate 1213 are assembled and fixed on the ratchet 1207 through the inner hexagonal cylindrical head screw 1211, one end of the spring plate 1212 is attached to the side wall of the pawl 1209, and the actuator is a special ratchet mechanism, so that the valve rod and the ball can rotate only in one direction to realize the opening and closing of the valve, a Z-type oil seal and a bearing bush 1203 are disposed at the contact position between the upper cover 1208 and the ratchet mounting disc 1206 and the valve rod 13, the sealing performance is improved, a joint type grease pouring cup 1202 is disposed on the upper cover, the grease pouring cup is convenient for assembling the two sides of the grease pouring cup 1206 and the valve rod 13, and the flat center hole 1201 is convenient for assembling.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The term "comprising" an element defined by the term "comprising" does not exclude the presence of other identical elements in a process, method, article or apparatus that comprises the element.

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

Claims

1. The utility model provides a two-position five-way ball valve, includes valve body (7) and valve rod (13), its characterized in that, valve body (7) lateral part is provided with four passports, install outlet channel pipe (8) on the passport position, valve gap (2) are installed on valve body (8) upper portion, all be equipped with proximity switch (6) on the position of corresponding outlet channel pipe (8) on valve gap (2), be equipped with feeding channel pipe (1) on valve gap (2), be provided with ball-type case (3) in valve body (7), the upper portion of ball-type case (3) is tubular structure and with valve gap (2) and feeding channel pipe (1) rotation seal cooperation, valve gap (2) lateral wall is equipped with directional limiter (4) along the circumferencial direction, valve rod (13) are through rotation sealing member (10) and valve body (7) fit connection, valve rod (13) upper end and ball-type case (3) lower terminal surface welded fastening, valve rod (13) lower part and ratchet mechanism are connected, valve rod (7) lower part is equipped with feeding channel pipe (11), valve rod (14) lower part is equipped with mounting panel (14), mounting panel and mounting panel.

2. The two-position five-way ball valve according to claim 1, wherein the valve cover (2) is provided with a compression screw (5), the lower end of the compression screw (5) is provided with a sealing ring, and the sealing ring is attached to the upper end face of the spherical valve core (3).

3. The two-position five-way ball valve according to claim 1, wherein the spherical surface of the spherical valve core (3) is in sealing fit with the valve body (7) through a filler (9).

4. The two-position five-way ball valve according to claim 1, wherein the directional limiting piece (4) comprises a limiting sleeve (401), the limiting sleeve (401) is fixedly welded on the side wall of the valve cover (2), a nut (402) is welded at one end of the limiting sleeve (401), an adjusting bolt (403) is screwed on the nut (402), a spring (404) is arranged in the limiting sleeve (401), a steel ball (405) is arranged at one end of the spring (404), and the steel ball (405) is clung to the outer wall of the cylindrical section of the spherical valve core (3).

5. The two-position five-way ball valve according to claim 1, wherein the ratchet mechanism comprises a ratchet wheel mounting disc (1206), a ratchet wheel (1207) is mounted on the ratchet wheel mounting disc (1206), a pawl (1209) is rotatably mounted on the ratchet wheel (1207) through a cylindrical pin (1210), an elastic limiting piece is arranged on the ratchet wheel (1207), one end of the elastic limiting piece is attached to the side wall of the pawl (1209), and an upper cover (1208) and a lower cover (1205) are respectively assembled and connected to the upper end and the lower end of the ratchet wheel mounting disc (1206) through screws (1204).

6. The two-position five-way ball valve according to claim 5, wherein the elastic limiting piece comprises an elastic piece (1212), a pressing plate (1213) and a hexagon socket head cap screw (1211), the elastic piece (1212) and the pressing plate (1213) are assembled and fixed on the ratchet wheel (1207) through the hexagon socket head cap screw (1211), and one end of the elastic piece (1212) is attached to the side wall of the pawl (1209).

7. The two-position five-way ball valve according to claim 5, wherein a Z-shaped oil seal (1201) and a bearing bush (1203) are arranged at the contact position of the upper cover (1208) with the ratchet wheel mounting disc (1206) and the valve rod (13), and a joint type pressure oil injection cup (1202) is arranged on the upper cover (1208).

8. The two-position five-way ball valve according to claim 5, wherein flat key grooves are arranged on two sides of the center hole of the ratchet wheel mounting disc (1206), and the flat key grooves are assembled and fixed with the valve rod (13).