Force-limiting protection type blow-off valve for glass reaction kettle

Abstract

The utility model discloses a blow-off valve for a glass kettle. The blow-off valve comprises a glass valve body, a corrugated polytetrafluoroethylene valve element, a rotating handle flange, a lifting screw rod, a valve element adjusting screw rod, a telescopic pressure spring and a screw rod sliding groove. The rotating handle is in linkage with the lifting lead screw to enable the valve element to ascend, the ascending corrugated polytetrafluoroethylene valve element makes contact with the discharging port of the force limiting protection type discharging valve body and stops ascending after the discharging port is closed, and the telescopic pressure spring can be compressed to reduce pressure after the rotating handle is rotated again. And then the lifting screw rod also slips off and stops rising, so that the force-limiting protection type blow-off valve main body or the glass valve body is prevented from being damaged due to misoperation of rising of the corrugated polytetrafluoroethylene valve core by continuously rotating the rotating handle.

Description

Technical Field

[0001] The utility model relates to the technical field of glass reaction kettles, and more specifically, to a force-limiting protection type discharge valve for a glass reaction kettle. Background Art

[0002] Reactors are containers used for chemical reactions. In order to adapt to the different requirements of various working conditions, there are many types of reactors, which are widely used in the fields of biology, chemical engineering, materials science and semiconductor science.

[0003] After searching, the existing patent (Announcement No.: CN204153170U) discloses a discharge valve. The utility model discloses a discharge valve, which includes a valve body, a rotating body and a first cooling passage. The valve body is in the shape of a horizontally placed cylinder, and a feed port and a discharge port are respectively provided at the top and the bottom; the rotating body includes a rotating shaft provided with a plurality of blades, and the rotating shaft can rotatably penetrate the valve body, and the blades are located in the cylinder; the first cooling passage includes a first inlet, a first outlet and a first cooling channel, and the first inlet is provided at one end of the rotating shaft, and the first outlet is provided at the other end of the rotating shaft, and the first cooling channel is distributed in the blades. The first cooling channel of the discharge valve of the utility model can fully cool the blades and the rotating shaft, so that the blades and the rotating shaft can maintain a low and stable temperature, and ensure that the gap between the blades and the inner wall of the valve body is controllable during operation;

[0004] Since the glass reactor is made of glass, using too much force when closing the valve will cause damage to the glass reactor. Utility Model Content

[0005] In order to overcome the above-mentioned defects of the prior art, the utility model provides a force-limited protection type discharge valve for a glass reactor to solve the problem that excessive force is used when closing the valve, which may cause damage to the glass reactor.

[0006] In order to solve the above technical problems, the utility model provides the following technical solutions: a force-limited protection type discharge valve for a glass reactor, comprising

[0007] A force-limited protection type discharge valve body, wherein the force-limited protection type discharge valve body is used for storing materials;

[0008] A connecting component, the connecting component is fixedly mounted on the bottom of the force-limiting protection type discharge valve body, and the connecting component acts on the connection;

[0009] A control component, which is fixedly connected to the bottom of the control component and functions to control the feeding;

[0010] The top-type discharge valve shaft is fixedly installed inside the force-limiting protection type discharge valve body, and the top-type discharge valve shaft acts on the force-limiting protection.

[0011] Preferably, the force-limiting protection discharge valve body includes a glass valve body, a discharge port, a glass inner valve port, a valve core adjusting screw, and a sealing ring. The discharge port is fixedly connected to the side surface of the glass valve body, the glass inner valve port is fixedly connected to the bottom of the glass valve body, the valve core adjusting screw is fixedly connected to the bottom of the glass inner valve port, and the sealing ring is fixedly installed on the top of the glass inner valve port.

[0012] Preferably, the connecting assembly includes a first connecting flange, a second connecting flange, an M6 connecting through bolt, a nut, a gasket, and a first spring. The first connecting flange is fixedly mounted on the outer surface of the inner valve port of the glass. The second connecting flange is connected to the first connecting flange through the M6 ​​connecting through bolt. The nut is detachably mounted on the top of the M6 ​​connecting through bolt. The nut is sleeved on the outer surface of the top of the M6 ​​connecting through bolt. The first spring is detachably mounted on the outer surface of the bottom of the M6 ​​connecting through bolt.

[0013] Preferably, a first through hole is formed on the outer surface of the first connecting flange, and the shape of the first through hole is set to be circular. A second through hole is formed on the outer surface of the second connecting flange, and the shape of the second through hole is set to be hexagonal.

[0014] Preferably, the control assembly comprises a rotating handle and a glass container, the glass container is detachably mounted on the bottom of the second connecting flange, and the rotating handle is fixedly connected to the bottom of the glass container.

[0015] Preferably, the top-type discharge valve shaft includes a corrugated polytetrafluoroethylene valve core, a first threaded shaft, a telescopic pressure spring, a lifting screw, an M5 through-pin shaft, and a telescopic elastic slide groove. The corrugated polytetrafluoroethylene valve core can be detachably installed inside the glass valve body, the first threaded shaft is arranged inside the corrugated polytetrafluoroethylene valve core, the telescopic pressure spring can be detachably installed at the bottom of the first threaded shaft, the lifting screw rod can be detachably installed at the bottom of the telescopic pressure spring, the M5 through-pin shaft is fixedly connected to the outer surface of the bottom of the first threaded shaft, and the telescopic elastic slide groove can be detachably installed on the outer surface of the first threaded shaft.

[0016] Preferably, a slot is provided on the outer surface of the telescopic elastic slide slot, and the M5 through-pin shaft passes through the slot.

[0017] Preferably, a thread groove is provided on the outer surface of the corrugated polytetrafluoroethylene valve core.

[0018] Compared with the prior art, the beneficial effects of the utility model are:

[0019] The utility model sets a top-type discharge valve shaft and utilizes the above structure. A spring device is designed in the top-type discharge valve shaft structure, so that the opening and closing force of the valve core can be limited, thereby achieving the effect of effectively preventing the glass kettle from being damaged by excessive force when tightening and closing the valve.

[0020] The utility model sets an upper discharge valve shaft and utilizes the above structure. A telescopic pressure spring is installed in the internal structure of the force-limiting protection discharge valve. The valve core can be closed and play a role of compressing and releasing force when it contacts the valve opening in the glass. The compression of the spring can also be used as a telescopic limit, thereby achieving the effect of preventing the operator from damaging the glass container due to operating errors. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0022] Figure 2 This is a schematic diagram of the main structure of the force-limited protection type discharge valve of the utility model;

[0023] Figure 3 This is a schematic diagram of the structure of the connection assembly of the utility model;

[0024] Figure 4 It is a schematic diagram of the structure of the top-type discharge valve shaft of the utility model.

[0025] [reference numerals]

[0026] 1. Force-limited protection type discharge valve body; 11. Glass valve body; 12. Discharge port; 13. Glass inner valve port; 14. Valve core adjusting screw; 2. Connection assembly; 21. First connection flange; 22. Second connection flange; 23. M6 connecting through bolts; 24. Nuts; 25. Gaskets; 26. First spring; 3. Control assembly; 31. Rotating handle; 32. Glass container; 4. Top-type discharge valve shaft; 41. Corrugated polytetrafluoroethylene valve core; 42. Adjusting screw; 43. Telescopic pressure spring; 44. Lifting screw; 45. M5 through pin shaft; 46. Telescopic elastic slide. DETAILED DESCRIPTION

[0027] The following will be combined with the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0028] Embodiment 1

[0029] The preferred embodiment of the force-limited protection type discharge valve for the glass reactor provided by the utility model is as follows: Figures 1 to 4 As shown: it includes a force-limited protective discharge valve body 1, the force-limited protective discharge valve body 1 is used to store materials, a connecting component 2, the connecting component 2 is fixedly installed at the bottom of the force-limited protective discharge valve body 1, the connecting component 2 acts on the connection, a control component 3, the control component 3 is fixedly connected to the bottom of the control component 3, the control component 3 acts on controlling the feeding, an upper top discharge valve shaft 4, the upper top discharge valve shaft 4 is fixedly installed inside the force-limited protective discharge valve body 1, the upper top discharge valve shaft 4 acts on force-limited protection, the force-limited protective discharge valve body 1 includes a glass valve body 11, a discharge port 12, a glass inner valve port 13, a valve core adjusting screw rod 14, and a sealing ring 15, the discharge port 12 is fixedly connected to the side surface of the glass valve body 11, the glass inner valve port 13 is fixedly connected to the bottom of the glass valve body 11, and the valve core adjusting screw rod 14 is fixedly connected to the glass inner valve The bottom of the opening 13, the sealing ring 15 is fixedly installed on the top of the valve opening 13 in the glass, the connecting assembly 2 includes a first connecting flange 21, a second connecting flange 22, an M6 connecting through bolt 23, a nut 24, a gasket 25, and a first spring 26. The first connecting flange 21 is fixedly installed on the outer surface of the valve opening 13 in the glass, the second connecting flange 22 is connected to the first connecting flange 21 through the M6 ​​connecting through bolt 23, the nut 24 is detachably installed on the top of the M6 ​​connecting through bolt 23, the nut 24 is sleeved on the outer surface of the top of the M6 ​​connecting through bolt 23, the first spring 26 is detachably installed on the outer surface of the bottom of the M6 ​​connecting through bolt 23, the outer surface of the first connecting flange 21 is provided with a first through hole, the shape of the first through hole is set to be circular, the outer surface of the second connecting flange 22 is provided with a second through hole, the shape of the second through hole is set to be hexagonal.

[0030] Specifically, another set of nuts 24 are detachably installed at the bottom of the M6 ​​connection through bolt 23 at the bottom of the first spring 26. The bottom of the first spring 26 is connected to the gasket 25. The sealing ring 15 keeps the internal pressure from leaking out. The discharge port 12 is designed to be inclined for easier discharge.

[0031] Embodiment 2

[0032] On the basis of the first embodiment, the preferred embodiment of the force-limited protection type discharge valve for the glass reactor provided by the utility model is as follows: Figures 1 to 4As shown: the control assembly 3 includes a rotating handle 31 and a glass container 32. The glass container 32 is detachably mounted on the bottom of the second connecting flange 22. The rotating handle 31 is fixedly connected to the bottom of the glass container 32. The top discharge valve shaft 4 includes a corrugated polytetrafluoroethylene valve core 41, a first threaded shaft 42, a telescopic pressure spring 43, a lifting screw rod 44, an M5 through-pin shaft 45, and a telescopic elastic slide groove 46. The corrugated polytetrafluoroethylene valve core 41 is detachably mounted inside the glass valve body 11. The first threaded shaft 42 is arranged on Inside the corrugated polytetrafluoroethylene valve core 41, the telescopic pressure spring 43 is detachably mounted on the bottom of the first threaded shaft 42, the lifting screw 44 is detachably mounted on the bottom of the telescopic pressure spring 43, the M5 through-pin shaft 45 is fixedly connected to the outer surface of the bottom of the first threaded shaft 42, the telescopic elastic slide groove 46 is detachably mounted on the outer surface of the first threaded shaft 42, the outer surface of the telescopic elastic slide groove 46 is provided with a groove, the M5 through-pin shaft 45 passes through the groove, and the outer surface of the corrugated polytetrafluoroethylene valve core 41 is provided with a threaded groove.

[0033] Specifically, the lifting screw 44 is controlled by rotating the handle 42 to control the corrugated polytetrafluoroethylene valve core 41 to adjust the pressure difference inside the glass valve body 11, thereby realizing material loading and discharging.

[0034] The working process of the utility model is as follows:

[0035] The rotating handle 42 links the lifting screw rod 44 to make the valve core rise, and the rising corrugated polytetrafluoroethylene valve core 41 contacts the discharge port 12 of the force limiting protection type discharge valve body 1, and stops rising after closing the discharge port 12. After the rotating handle 42 is turned again, the telescopic pressure spring 43 will be compressed and reduced pressure, and then the lifting screw rod 44 also slips off and stops rising to protect the force limiting protection type discharge valve body 1 or the glass valve body 11 from being damaged due to the incorrect operation of continuously turning the rotating handle 42 to lift the corrugated polytetrafluoroethylene valve core 41.

[0036] Finally, a few points should be explained: First, in the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, which may refer to mechanical connection or electrical connection, or internal communication between two components, or direct connection. "upper", "lower", "left", "right", etc. are only used to indicate relative positional relationships. When the absolute position of the object being described changes, the relative positional relationship may change;

[0037] Secondly: In the drawings of the embodiments disclosed in the present utility model, only the structures related to the embodiments disclosed in the present utility model are involved, and other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of the present utility model can be combined with each other;

[0038] Finally: The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A force-limited protection discharge valve for a glass reactor, characterized in that: include A force-limiting protection type discharge valve body (1), wherein the force-limiting protection type discharge valve body (1) is used for storing materials; A connecting component (2), the connecting component (2) is fixedly mounted on the bottom of the force-limiting protection type discharge valve body (1), and the connecting component (2) acts on the connection; A control component (3), wherein the control component (3) is fixedly connected to the bottom of the control component (3), and the function of the control component (3) is to control the feeding; A top-type discharge valve shaft (4) is fixedly installed inside a force-limiting protection type discharge valve body (1), and the top-type discharge valve shaft (4) acts on force-limiting protection.

2. The force-limited protection type discharge valve for a glass reactor according to claim 1, characterized in that: The force-limited protection type discharge valve body (1) comprises a glass valve body (11), a discharge port (12), a glass inner valve port (13), a valve core adjusting screw rod (14), and a sealing ring (15); the discharge port (12) is fixedly connected to the side surface of the glass valve body (11); the glass inner valve port (13) is fixedly connected to the bottom of the glass valve body (11); the valve core adjusting screw rod (14) is fixedly connected to the bottom of the glass inner valve port (13); and the sealing ring (15) is fixedly installed on the top of the glass inner valve port (13).

3. The force-limited protection type discharge valve for a glass reactor according to claim 1, characterized in that: The connection assembly (2) comprises a first connection flange (21), a second connection flange (22), an M6 connection through bolt (23), a nut (24), a gasket (25), and a first spring (26); the first connection flange (21) is fixedly mounted on the outer surface of the inner valve port (13) of the glass; the second connection flange (22) is connected to the first connection flange (21) via the M6 ​​connection through bolt (23); the nut (24) is detachably mounted on the top of the M6 ​​connection through bolt (23); the nut (24) is sleeved on the top outer surface of the M6 ​​connection through bolt (23); and the first spring (26) is detachably mounted on the bottom outer surface of the M6 ​​connection through bolt (23).

4. The force-limited protection type discharge valve for a glass reactor according to claim 3, characterized in that: A first through hole is formed on the outer surface of the first connecting flange (21), and the shape of the first through hole is set to be circular. A second through hole is formed on the outer surface of the second connecting flange (22), and the shape of the second through hole is set to be hexagonal.

5. The force-limited protection type discharge valve for a glass reactor according to claim 1, characterized in that: The control assembly (3) comprises a rotating handle (31) and a glass container (32). The glass container (32) is detachably mounted on the bottom of the second connecting flange (22), and the rotating handle (31) is fixedly connected to the bottom of the glass container (32).

6. The force-limited protection type discharge valve for a glass reactor according to claim 1, characterized in that: The top-type discharge valve shaft (4) comprises a corrugated polytetrafluoroethylene valve core (41), a first threaded shaft (42), a telescopic pressure spring (43), a lifting screw (44), an M5 through-pin shaft (45), and a telescopic elastic sliding groove (46); the corrugated polytetrafluoroethylene valve core (41) is detachably mounted inside the glass valve body (11); the first threaded shaft (42) is arranged inside the corrugated polytetrafluoroethylene valve core (41); the telescopic pressure spring (43) is detachably mounted at the bottom of the first threaded shaft (42); the lifting screw (44) is detachably mounted at the bottom of the telescopic pressure spring (43); the M5 through-pin shaft (45) is fixedly connected to the outer surface of the bottom of the first threaded shaft (42); and the telescopic elastic sliding groove (46) is detachably mounted on the outer surface of the first threaded shaft (42).

7. The force-limited protection type discharge valve for a glass reactor according to claim 6, characterized in that: The outer surface of the telescopic elastic sliding groove (46) is provided with a slot, and the M5 through-pin shaft (45) passes through the slot.

8. The force-limited protection type discharge valve for a glass reactor according to claim 6, characterized in that: The outer surface of the corrugated polytetrafluoroethylene valve core (41) is provided with a thread groove.

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