Eight-joint valve group

Abstract

The utility model relates to an eight-joint valve group. The technical problem that an existing electromagnetic valve set is complex in structure is solved. Comprising a rectangular plate-shaped confluence plate, an air distribution channel is axially arranged in the confluence plate, the two ends of the air distribution channel penetrate through the two ends of the confluence plate to form air inlet holes, eight air outlet holes are sequentially formed in one side of the confluence plate, eight mounting holes are sequentially formed in the upper side of the confluence plate, and flow guide holes communicated with the air distribution channel are formed in the bottoms of the mounting holes. The center of the bottom of each installation hole is provided with a flow guide channel communicated with the corresponding air outlet hole, the flow guide holes are communicated with the flow guide channels through the installation holes, and the center of the bottom of each installation hole is provided with a conical barrel-shaped sealing part. The movable valve element assembly is sealed with the conical barrel-shaped sealing part through the sealing assembly. The device has the advantage that the sealing effect on the flow guide channel can be improved through the sealing assembly. And the electromagnetic valve body and the confluence plate can be conveniently assembled and disassembled through the detachable mounting structure, and the assembling and disassembling efficiency is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of electromagnetic valve group equipment, and specifically relates to an eight-unit valve group. Background Art

[0002] With the continuous development of industrial automation, solenoid valve groups are more and more widely used in various fields, and users have higher and higher requirements for solenoid valve groups. In order to realize simultaneous control of multiple channels, the existing solenoid valve groups currently integrate multiple solenoid valves. However, the structure of the existing solenoid valve groups is too complicated, resulting in low installation efficiency of the solenoid valve groups and increased difficulty in debugging and maintenance. Moreover, the solenoid valves of the solenoid valve group each control an air outlet channel separately. However, there is no buffer component between the existing solenoid valve and the air outlet channel. Long-term use will lead to a sealing effect between the solenoid valve and the air outlet channel, affecting the performance of the solenoid valve group. Summary of the invention

[0003] The purpose of the utility model is to provide an eight-valve group in view of the above problems.

[0004] To achieve the above-mentioned purpose, the utility model adopts the following technical solutions: an eight-valve group includes a rectangular plate-shaped manifold, an air distribution channel is axially arranged in the manifold, and the two ends of the air distribution channel respectively penetrate the two ends of the manifold to form air inlet holes, eight air outlet holes are arranged in sequence on one side of the manifold, and eight mounting holes are arranged in sequence on the upper side of the manifold, a guide hole connected to the air distribution channel is provided on one side of the bottom of the mounting hole, a guide channel connected to the air outlet is provided at the center of the bottom of the mounting hole, the guide hole is connected to the guide channel through the mounting hole, a conical cylindrical sealing portion protruding outward and connected to the guide channel is provided at the center of the bottom of the mounting hole, an electromagnetic valve body is provided in each mounting hole through a detachable mounting structure, a movable valve core assembly extending into the mounting hole is provided at the lower end of the electromagnetic valve body, the movable valve core assembly is sealed with the conical cylindrical sealing portion through the sealing assembly, and the guide channel in the latest cylindrical sealing portion can be isolated from the guide hole through the sealing assembly, so that the user can adjust the air outlet to exhaust and close the air according to the needs.

[0005] In the above-mentioned eight-way valve group, the mounting hole is in the shape of a blind hole, and the guide hole is fan-shaped and obliquely formed on one side of the bottom of the mounting hole, and the guide hole is located on one side of the conical cylindrical sealing part. The guide hole can buffer the gas in the air distribution channel, reduce the impact force of the gas, effectively reduce noise, and improve user experience.

[0006] In the above-mentioned eight-way valve group, the conical cylindrical sealing portion is integrally formed at the bottom of the mounting hole, and the diameter of the upper end of the conical cylindrical sealing portion is smaller than the diameter of the lower end, which can facilitate the sealing component to seal the conical cylindrical sealing portion and improve the service life of the sealing component.

[0007] In the above-mentioned eight-way valve group, the guide channel is vertically arranged and coaxially arranged with the conical cylindrical sealing part, and the air outlet is horizontally arranged and vertically distributed with the guide channel. The gas in the guide hole can be guided to the air outlet through the guide channel for exhaust.

[0008] In the above-mentioned eight-way valve group, the solenoid valve body is provided with a positioning column which is arranged corresponding to the mounting hole and passes through the solenoid valve body, one end of the positioning column extends in the mounting hole, and the other end of the positioning column is fixedly connected to the solenoid valve body by a fixing nut which abuts against one end of the solenoid valve body. The fixing nut can ensure the stability of the connection between the positioning column and the solenoid valve body.

[0009] In the above-mentioned eight-way valve group, the detachable mounting structure includes an external thread arranged on the circumferential outer side of one end of the positioning column, and the inner wall of the mounting hole is provided with an internal thread suitable for the external thread, and the positioning column and the mounting hole are fixedly connected by the external thread and the internal thread, and the external thread and the internal thread can improve the connection stability and sealing effect between the solenoid valve body and the manifold, and can improve the loading and unloading effect of the solenoid valve body.

[0010] In the above-mentioned eight-way valve group, the movable valve core assembly includes an movable channel arranged in the positioning column and connected to the guide channel, a sealing valve core is movably arranged in the movable channel, an elastic reset assembly is arranged between one end of the sealing valve core and the movable channel, and the other end of the sealing valve core is the above-mentioned sealing assembly, the elastic reset assembly can be used to easily drive the sealing valve core to automatically reset, and the sealing valve core seals the guide channel through the sealing assembly under normal circumstances, and the sealing effect of the guide channel can be guaranteed through the sealing assembly.

[0011] In the above-mentioned eight-valve group, the solenoid valve body has electromagnets respectively arranged at both ends of the active channel, the sealing valve core is movably arranged in the active channel through the electromagnet, and the solenoid valve body controls the sealing valve core to rise and compress the elastic reset component through the electromagnet. At this time, the diversion channel is connected with the diversion hole to complete ventilation.

[0012] In the above-mentioned eight-way valve group, the sealing assembly includes a sealing cover arranged at one end of the sealing valve core, a sealing groove is provided in the sealing cover, the upper end of the conical cylindrical sealing portion is arranged in the sealing groove and abuts against the sealing cover, and the radius of the sealing cover is larger than the radius of the guide channel. The sealing effect of the guide channel can be ensured by the sealing cover abutting against the conical cylindrical sealing portion.

[0013] In the above-mentioned eight-way valve group, the elastic reset component includes a reset spring installation cavity in the sealing valve core and connected to the movable channel. A reset spring is arranged in the reset spring installation cavity. One end of the reset spring abuts against the solenoid valve body and the other end abuts against the sealing valve core. The reset spring can achieve a self-reset effect on the sealing valve core.

[0014] Compared with the existing technology, the advantages of the utility model are:

[0015] 1. The manifold is provided with eight solenoid valve bodies which can control eight air outlets respectively, which can improve the integration, reduce the production cost and facilitate the control operation.

[0016] 2. The sealing effect of the guide channel can be improved by the sealing component.

[0017] 3. The detachable installation structure can facilitate the loading and unloading of the solenoid valve body and the manifold, thereby improving the loading and unloading efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a structural schematic diagram of the utility model.

[0019] Figure 2 It is a structural schematic diagram of the busbar in the utility model.

[0020] Figure 3 It is a structural sectional view of the busbar in the utility model.

[0021] Figure 4 It is a structural sectional view of the utility model.

[0022] In the figure: manifold 1, air distribution channel 11, air inlet hole 12, air outlet hole 13, mounting hole 14, guide hole 15, guide channel 16, conical cylindrical sealing portion 17, detachable mounting structure 2, external thread 21, internal thread 22, solenoid valve body 3, positioning column 31, fixing nut 32, electromagnet 33, movable valve core assembly 4, movable channel 41, sealing valve core 42, sealing assembly 5, sealing cover 51, sealing groove 52, elastic reset assembly 6, reset spring installation cavity 61, reset spring 62. DETAILED DESCRIPTION

[0023] The present invention will be further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0024] like Figure 1 , Figure 2 , Figure 3 , Figure 4 As shown, an eight-way valve group includes a rectangular plate-shaped manifold 1, an air distribution channel 11 is axially arranged in the manifold 1, and the two ends of the air distribution channel 11 respectively penetrate the two ends of the manifold 1 to form air inlet holes 12, the air inlet holes 12 can be used to take in air from one end or both ends of the manifold 1 according to needs, so as to improve the user experience, eight air outlet holes 13 are arranged in sequence on one side of the manifold 1, and air can be discharged to eight devices at most at the same time through the eight air outlet holes 13, so as to facilitate the distribution and adjustment of the gas, eight mounting holes 14 are arranged in sequence on the upper side of the manifold 1, a guide hole 15 connected to the air distribution channel 11 is provided on one side of the bottom of the mounting hole 14, a guide channel 16 connected to the air outlet hole 13 is provided at the center of the bottom of the mounting hole 14, and the guide hole 15 passes through the mounting hole 14 It is connected with the guide channel 16, and the air distribution channel 11 can be connected with the guide channel 16 through the guide hole 15. The bottom center of the mounting hole 14 has a conical cylindrical sealing portion 17 protruding outward and connected with the guide channel 16. Each mounting hole 14 is respectively provided with a solenoid valve body 3 through a detachable mounting structure 2. The detachable mounting structure 2 facilitates the loading and unloading of the solenoid valve body 3, thereby improving the loading and unloading efficiency. The lower end of the solenoid valve body 3 has a movable valve core assembly 4 extending into the mounting hole 14. The movable valve core assembly 4 is sealed with the conical cylindrical sealing portion 17 through a sealing assembly 5, and the sealing assembly 5 can isolate the guide channel in the latest cylindrical sealing portion 17 from the guide hole 15, so that the user can adjust the air outlet 13 to exhaust and close the air according to needs.

[0025] Specifically, the mounting hole 14 is in the shape of a blind hole, and the guide hole 15 is fan-shaped and obliquely formed on one side of the bottom of the mounting hole 14, and the guide hole 15 is located on one side of the conical cylindrical sealing portion 17. The guide hole 15 can buffer the gas in the air distribution channel 11, reduce the impact force of the gas, effectively reduce noise, and improve user experience.

[0026] Among them, the conical cylindrical sealing part 17 is integrally formed at the bottom of the mounting hole 14, and the diameter of the upper end of the conical cylindrical sealing part 17 is smaller than the diameter of the lower end, which can facilitate the sealing component 5 to seal the conical cylindrical sealing part 17 and improve the service life of the sealing component 5.

[0027] like Figure 2 , Figure 3 , Figure 4As shown, the guide channel 16 is vertically arranged and coaxially arranged with the conical cylindrical sealing portion 17. The guide channel 16 is arranged inside the conical cylindrical sealing portion 17. The air outlet 13 is horizontally arranged and vertically distributed with the guide channel 16. The gas in the guide hole 15 can be guided to the air outlet 13 for outlet through the guide channel 16.

[0028] Furthermore, a positioning column 31 is provided in the solenoid valve body 3, which is arranged corresponding to the mounting hole 14 and passes through the solenoid valve body 3. One end of the positioning column 31 extends in the mounting hole 14, and the other end of the positioning column 31 is fixedly connected to the solenoid valve body 3 through a fixing nut 32 abutting against one end of the solenoid valve body 3. The fixing nut 32 can ensure the stability of the connection between the positioning column 31 and the solenoid valve body 3.

[0029] Among them, the detachable mounting structure 2 includes an external thread 21 arranged on the circumferential outer side of one end of the positioning column 31, and an internal thread 22 suitable for the external thread 21 is provided on the inner wall of the mounting hole 14, and the positioning column 31 and the mounting hole 14 are fixedly connected by the external thread 21 and the internal thread 22, and the external thread 21 and the internal thread 22 can improve the connection stability and sealing effect between the solenoid valve body 3 and the manifold 1, and can improve the loading and unloading effect of the solenoid valve body 3.

[0030] Combination Figure 3 , Figure 4 As shown, the movable valve core assembly 4 includes a movable channel 41 arranged in the positioning column 31 and connected to the guide channel 16, a sealing valve core 42 is movably provided in the movable channel 41, an elastic reset assembly 6 is provided between one end of the sealing valve core 42 and the movable channel 41, and the other end of the sealing valve core 42 is the above-mentioned sealing assembly 5, the elastic reset assembly 6 can be used to easily drive the sealing valve core 42 to automatically reset, and the sealing valve core 42 is normally used to seal the guide channel 16 through the sealing assembly 5, and the sealing effect of the guide channel 16 can be guaranteed through the sealing assembly 5.

[0031] Among them, the solenoid valve body 3 has an electromagnet 33 respectively arranged at both ends of the active channel 41, and the sealing valve core 42 is movably arranged in the active channel 41 through the electromagnet 33. The solenoid valve body 3 controls the sealing valve core 42 to rise and compress the elastic reset component 6 through the electromagnet 33. At this time, the guide channel 16 is connected with the guide hole 15 to complete ventilation.

[0032] Specifically, the sealing assembly 5 includes a sealing cover 51 arranged at one end of the sealing valve core 42, a sealing groove 52 is provided in the sealing cover 51, the upper end of the conical cylindrical sealing portion 17 is arranged in the sealing groove 52 and abuts against the sealing cover 51, and the radius of the sealing cover 51 is larger than the radius of the guide channel 16. The sealing cover 51 abutting against the conical cylindrical sealing portion 17 can ensure the sealing effect of the guide channel 16.

[0033] Combination Figure 4 As shown, the elastic reset component 6 includes a reset spring installation chamber 61 in the sealing valve core 42 and connected to the movable channel 41. A reset spring 62 is arranged in the reset spring installation chamber 61. One end of the reset spring 62 abuts against the solenoid valve body 3 and the other end abuts against the sealing valve core 42. The reset spring installation chamber 61 can facilitate the installation of the reset spring 62, and the reset spring 62 is movably arranged in the reset spring chamber 61. When the solenoid valve body 3 is opened, the control electromagnet 33 drives the sealing valve core 42 to move upward, and the reset spring 62 is compressed. When the solenoid valve body 3 is closed, the reset spring 62 pushes the sealing valve core 42 to reset the seal, thereby improving the reset efficiency.

[0034] The principle of this embodiment is that air is taken in into the air distribution channel 11 through the air inlet holes 12 at both ends of the convergence plate 1, and the gas in the air distribution channel 11 flows into the eight guide holes 15 respectively. The guide holes 15 can guide the gas and reduce the impact force of the gas. The user can open a single or multiple solenoid valve bodies 3 according to needs, and the movable valve core assembly 4 of the solenoid valve body 3 is in a sealed state with respect to the guide channel 16 under normal conditions. When the solenoid valve body 3 is opened, the sealing valve core 42 is driven up and down by the electromagnet 33 to separate the sealing assembly 5 from the conical cylindrical sealing portion 17, and the guide channel 16 is connected with the guide holes 15 for exhaust.

[0035] The specific embodiments described herein are merely examples of the spirit of the present invention. Those skilled in the art may make various modifications or additions to the specific embodiments described or replace them in similar ways, but they will not deviate from the spirit of the present invention or exceed the scope defined by the appended claims.

[0036] Although this article uses more terms such as manifold 1, air distribution channel 11, air inlet 12, air outlet 13, mounting hole 14, flow guide hole 15, flow guide channel 16, conical cylindrical sealing portion 17, detachable mounting structure 2, external thread 21, internal thread 22, solenoid valve body 3, positioning column 31, fixing nut 32, electromagnet 33, movable valve core assembly 4, movable channel 41, sealing valve core 42, sealing assembly 5, sealing cover 51, sealing groove 52, elastic reset assembly 6, reset spring installation cavity 61, reset spring 62, etc., it does not exclude the possibility of using other terms. These terms are used only to more conveniently describe and explain the essence of the utility model; interpreting them as any additional restrictions is contrary to the spirit of the utility model.

Claims

1. An eight-way valve assembly, comprising a rectangular plate-shaped manifold (1), wherein an air distribution channel (11) is axially arranged in the manifold (1), and two ends of the air distribution channel (11) respectively penetrate through two ends of the manifold (1) to form air inlet holes (12), and eight air outlet holes (13) are sequentially arranged on one side of the manifold (1), characterized in that: The upper side of the manifold (1) is provided with eight mounting holes (14) in sequence, one side of the bottom of the mounting hole (14) is provided with a guide hole (15) connected to the air distribution channel (11), and the center of the bottom of the mounting hole (14) is provided with a guide channel (16) connected to the air outlet hole (13), the guide hole (15) is connected to the guide channel (16) through the mounting hole (14), the center of the bottom of the mounting hole (14) is provided with a conical cylindrical sealing portion (17) protruding outward and connected to the guide channel (16), each mounting hole (14) is provided with a solenoid valve body (3) through a detachable mounting structure (2), the lower end of the solenoid valve body (3) is provided with a movable valve core assembly (4) extending into the mounting hole (14), and the movable valve core assembly (4) is sealed with the conical cylindrical sealing portion (17) through a sealing assembly (5).

2. The eight-valve assembly according to claim 1, characterized in that: The mounting hole (14) is in the shape of a blind hole, and the guide hole (15) is fan-shaped and obliquely formed on one side of the bottom of the mounting hole (14), and the guide hole (15) is located on one side of the conical cylindrical sealing portion (17).

3. The eight-valve assembly according to claim 1, characterized in that: The conical cylindrical sealing portion (17) is integrally formed at the bottom of the mounting hole (14), and the diameter of the upper end of the conical cylindrical sealing portion (17) is smaller than the diameter of the lower end.

4. The eight-valve assembly according to claim 1, characterized in that: The guide channel (16) is vertically arranged and coaxially arranged with the conical cylindrical sealing portion (17), and the air outlet holes (13) are horizontally arranged and vertically distributed with the guide channel (16).

5. The eight-valve assembly according to claim 1, characterized in that: The solenoid valve body (3) is provided with a positioning column (31) which is arranged corresponding to the mounting hole (14) and passes through the solenoid valve body (3); one end of the positioning column (31) extends into the mounting hole (14), and the other end of the positioning column (31) is fixedly connected to the solenoid valve body (3) via a fixing nut (32) which abuts against one end of the solenoid valve body (3).

6. The eight-valve assembly according to claim 5, characterized in that: The detachable mounting structure (2) comprises an external thread (21) arranged on the circumferential outer side of one end of the positioning column (31), an internal thread (22) matching the external thread (21) is arranged on the inner wall of the mounting hole (14), and the positioning column (31) and the mounting hole (14) are fixedly connected via the external thread (21) and the internal thread (22).

7. The eight-valve assembly according to claim 5, characterized in that: The movable valve core assembly (4) comprises a movable channel (41) arranged in the positioning column (31) and connected to the guide channel (16); a sealing valve core (42) is movably arranged in the movable channel (41); an elastic reset assembly (6) is arranged between one end of the sealing valve core (42) and the movable channel (41); and the other end of the sealing valve core (42) is the above-mentioned sealing assembly (5).

8. The eight-valve assembly according to claim 7, characterized in that: The electromagnetic valve body (3) has electromagnets (33) respectively arranged at two ends of the movable channel (41), and the sealing valve core (42) is movably arranged in the movable channel (41) through the electromagnet (33).

9. The eight-valve assembly according to claim 7, characterized in that: The sealing assembly (5) comprises a sealing cover (51) arranged at one end of the sealing valve core (42), a sealing groove (52) being arranged in the sealing cover (51), the upper end of the conical cylindrical sealing portion (17) being arranged in the sealing groove (52) and abutting against the sealing cover (51), and the radius of the sealing cover (51) is greater than the radius of the guide channel (16).

10. The eight-valve assembly according to claim 7, characterized in that: The elastic reset assembly (6) includes a reset spring installation cavity (61) in the sealing valve core (42) and connected to the movable channel (41), and a reset spring (62) is arranged in the reset spring installation cavity (61). One end of the reset spring (62) abuts against the electromagnetic valve body (3) and the other end abuts against the sealing valve core (42).

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