CN222712721U - Splitter plate - Google Patents
Splitter plate Download PDFInfo
- Publication number
- CN222712721U CN222712721U CN202421034009.XU CN202421034009U CN222712721U CN 222712721 U CN222712721 U CN 222712721U CN 202421034009 U CN202421034009 U CN 202421034009U CN 222712721 U CN222712721 U CN 222712721U
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- sealing cover
- feed nozzle
- sealing
- splitter plate
- plate body
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Abstract
本实用新型涉及分流板技术领域，尤其为一种分流板，包括分流板本体以及与所述分流板本体内部的流道相连通的进料嘴；其中，在所述进料嘴与所述分流板本体的连接位置的外侧设置有密封罩，所述密封罩的顶端与所述进料嘴的外周面密封连接，且所述密封罩的底端与所述分流板本体的上表面密封连接，所述密封罩、所述进料嘴和所述分流板本体之间形成密封空间；所述密封罩上固定安装有膜片式压力开关，电源通过所述膜片式压力开关与警报器电性连接。本实用新型可在物料泄漏时及时发出警报，提高分离板的使用安全性。
The utility model relates to the technical field of splitter plates, and in particular to a splitter plate, comprising a splitter plate body and a feed nozzle connected to a flow channel inside the splitter plate body; wherein a sealing cover is arranged outside the connection position between the feed nozzle and the splitter plate body, the top end of the sealing cover is sealedly connected to the outer peripheral surface of the feed nozzle, and the bottom end of the sealing cover is sealedly connected to the upper surface of the splitter plate body, and a sealed space is formed between the sealing cover, the feed nozzle and the splitter plate body; a diaphragm pressure switch is fixedly installed on the sealing cover, and a power supply is electrically connected to an alarm through the diaphragm pressure switch. The utility model can promptly sound an alarm when a material leaks, thereby improving the safety of the separation plate.
Description
Technical Field
The utility model relates to the technical field of flow dividing plates, in particular to a flow dividing plate.
Background
The manifold, also called a hot runner manifold, is the central component of the hot runner system that distributes the plastic melt delivered from the main runner nozzles through the runners to the injection point nozzles.
The tightness of the flow distribution plate plays an important role in normal operation, but in the actual use process, the flow distribution plate often has the condition of plastic melt leakage, wherein the connection position of the main runner nozzle and the flow distribution plate is a weak link, and the probability of plastic melt leakage is also maximum at the position.
For example, chinese patent publication No. CN213382750U discloses a hot runner manifold connection device and a hot runner system. The hot runner splitter plate connecting device comprises a splitter plate, a main inlet connected to one side of the splitter plate, a guide ring connected to the other side of the splitter plate and a fastener, wherein the fastener sequentially penetrates through the main inlet and the splitter plate and is fixedly connected with the guide ring, and the splitter plate is clamped between the main inlet and the guide ring. Compared with the prior art, the guide rings at two sides of the flow distribution plate are fixedly connected with the main inlet through the fasteners, so that the main inlet can be firmly and reliably connected to the flow distribution plate, the mounting accuracy is improved, and the convenience of dismounting operation is also improved.
The technical scheme provided by the patent only changes the installation mode of the main inlet, but in the actual use process, the situation that leakage occurs between the main inlet and the upper surface of the flow distribution plate still exists, for example, once a fastener loosens, the leakage problem is necessarily caused, and the actual use is not facilitated.
Disclosure of utility model
The present utility model is directed to a splitter plate, which solves the above-mentioned problems.
In order to achieve the purpose, the utility model provides the technical scheme that the flow dividing plate comprises a flow dividing plate body and a feeding nozzle communicated with a flow passage in the flow dividing plate body;
The sealing cover is arranged on the outer side of the connecting position of the feeding nozzle and the flow distribution plate body, the top end of the sealing cover is in sealing connection with the outer peripheral surface of the feeding nozzle, the bottom end of the sealing cover is in sealing connection with the upper surface of the flow distribution plate body, and a sealing space is formed among the sealing cover, the feeding nozzle and the flow distribution plate body;
And the sealing cover is fixedly provided with a diaphragm type pressure switch, and the power supply is electrically connected with the alarm through the diaphragm type pressure switch.
Preferably, the sealing cover is cylindrical, and the top end of the sealing cover is detachably connected with the outer circumferential surface of the feeding nozzle.
Preferably, the periphery of the feeding nozzle is sleeved and fixed with a fixed ring, the upper surface of the fixed ring is provided with a second sealing ring, and the inner top wall of the sealing cover presses the second sealing ring against the fixed ring.
Preferably, the upper surface of the second sealing ring is a conical surface with gradually reduced diameter from top to bottom.
Preferably, a first sealing ring is arranged at the bottom end of the sealing cover.
Preferably, an annular flange is arranged at the bottom end of the sealing cover, an annular groove is formed in the upper surface of the first sealing ring, and the annular flange is inserted into the annular groove in an interference fit mode.
Preferably, a thread sleeve is arranged on the periphery of the feeding nozzle, a threaded hole matched with the thread sleeve is formed in the top end of the sealing cover, and the sealing cover is in threaded connection with the thread sleeve through the threaded hole.
Preferably, the thread bush and the feeding nozzle are integrally formed.
Compared with the prior art, the utility model has the beneficial effects that:
According to the utility model, through the sealing cover, a sealing space surrounding the connection position of the feeding nozzle and the split plate body can be formed by matching with the feeding nozzle and the split plate body, the sealing space is not communicated with the external environment, and then, the diaphragm type pressure switch and the alarm are matched, if leakage occurs between the feeding nozzle and the split plate body, the leaked materials can enter the sealing space to cause the air pressure in the sealing space to rise, and once the air pressure in the sealing space rises to a preset value, the diaphragm type pressure switch can be turned on to enable the alarm to be communicated with a power supply, and the alarm can give an alarm to remind workers to process timely.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the structure of FIG. 1 in partial cross section of the present utility model;
FIG. 3 is an enlarged schematic view of the structure of FIG. 2A according to the present utility model;
FIG. 4 is a schematic diagram of a cross-sectional elevation of a seal housing of the present utility model;
Fig. 5 is an enlarged view of the structure of fig. 4B according to the present utility model.
In the figure:
1. the distributor comprises a distributor body, a feeding nozzle, a sealing cover, a first sealing ring, a 311, an annular flange, a 32, a threaded hole, a 33, a fixed ring, a 34, a second sealing ring, a 341, a conical surface, a 35, a threaded sleeve, a 36, a sealing space, a 4-diaphragm type pressure switch and a 5-alarm.
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.
Referring to fig. 1-5, the present utility model provides a technical solution:
A flow dividing plate comprises a flow dividing plate body 1 and a feeding nozzle 2 communicated with a flow passage in the flow dividing plate body 1, and in actual use, molten materials flow into the flow passage in the flow dividing plate body 1 from the feeding nozzle 2 and are divided to each discharging nozzle through the flow passage in the flow dividing plate body 1, so that the flow dividing of the materials is realized. The above are all the prior art and will not be described in detail. The embodiment of the utility model is different from the prior art in the following points.
As shown in fig. 1 to 5, a sealing cover 3 is arranged at the outer side of the connection position of the feeding nozzle 2 and the splitter plate body 1, the top end of the sealing cover 3 is in sealing connection with the outer peripheral surface of the feeding nozzle 2, the bottom end of the sealing cover 3 is in sealing connection with the upper surface of the splitter plate body 1, and a sealing space 36 is formed among the sealing cover 3, the feeding nozzle 2 and the splitter plate body 1. The sealing cover 3 in this embodiment may be made of metal material, for example, stainless steel sealing cover 3, and the sealing cover 3 in this embodiment may support and locate the feeding nozzle 2, prevent the feeding nozzle 2 from tilting, so that the feeding nozzle 2 and the splitter plate body 1 may maintain a sealed state, prevent material leakage, and may cooperate with the following alarm 5 to timely send an alarm when leakage occurs between the feeding nozzle 2 and the splitter plate body 1. Specifically, the sealing cover 3 is fixedly provided with a diaphragm type pressure switch 4, and a power supply is electrically connected with the alarm 5 through the diaphragm type pressure switch 4. In actual use, if a leakage condition occurs between the feeding nozzle 2 and the splitter plate body 1, leaked materials can enter the sealed space 36, so that the air pressure in the sealed space 36 is increased, and once the air pressure in the sealed space 36 is increased to a preset value, the diaphragm type pressure switch 4 is turned on, so that the alarm 5 is connected with a power supply, the alarm 5 gives an alarm, and the staff is reminded to process in time.
In the above technical scheme, through the sealed cowling 3 that sets up, can cooperate feed inlet 2 and flow distribution plate body 1 to form around the sealed space 36 around feed inlet 2 and flow distribution plate body 1 hookup location, this sealed space 36 does not communicate with external environment, then cooperate diaphragm formula pressure switch 4 and siren 5 again, if leak the condition appears between feed inlet 2 and the flow distribution plate body 1, the inside of sealed space 36 can be entered into to the material that leaks, lead to the inside atmospheric pressure of sealed space 36 to rise, and once the inside atmospheric pressure of sealed space 36 rises to the predetermined value, diaphragm formula pressure switch 4 will open for siren 5 and power switch-on, siren 5 will send the alarm, remind the staff to handle in time.
As shown in fig. 2 to 4, the seal cap 3 is cylindrical, and the tip of the seal cap 3 is detachably connected to the outer peripheral surface of the inlet nozzle 2. Further, the periphery of feed inlet 2 is provided with screw thread cover 35, and screw thread cover 35 matched with screw thread hole 32 has been seted up on the top of sealed cowling 3, and sealed cowling 3 passes through screw thread hole 32 and screw thread cover 35 threaded connection, and screw thread cover 35 and feed inlet 2 integrated into one piece set up.
During actual use, the sealing cover 3 can be directly sleeved on the outer side of the feeding nozzle 2, and then the sealing cover 3 is screwed and rotated, so that the sealing cover 3 is in threaded connection with the threaded sleeve 35 through the threaded hole 32 at the top of the sealing cover 3, the detachable connection of the sealing cover 3 is completed, meanwhile, the extrusion force of the sealing cover 3 on the first sealing ring 31 and the second sealing ring 34 below can be increased, and the sealing connection between the sealing cover 3 and the splitter plate body 1 and the feeding nozzle 2 is realized.
As shown in fig. 3-5, a fixed ring 33 is sleeved and fixed on the outer periphery of the feeding nozzle 2, the material of the fixed ring 33 can be the same as that of the feeding nozzle 2, a second sealing ring 34 is arranged on the upper surface of the fixed ring 33, and the second sealing ring 34 is pressed against the fixed ring 33 by the inner top wall of the sealing cover 3. Further, as shown in fig. 5, the upper surface of the second seal ring 34 is a tapered surface 341 with gradually decreasing diameter from top to bottom. The setting of conical surface 341, when sealed cowling 3 through screw hole 32 gradually with thread bush 35 threaded connection, sealed cowling 3 can wholly move gradually to manifold body 1 to make the interior roof of sealed cowling 3 push down second sealing washer 34 gradually, and the bottom of sealed cowling 3 pushes down first sealing washer 31 gradually, at this moment, the existence of conical surface 341 just can make the deformation volume of second sealing washer 34 in vertical direction become great, makes sealed cowling 3 can compress tightly first sealing washer 31 and second sealing washer 34 simultaneously, realizes sealed space 36's complete seal.
As shown in fig. 1, 3 and 4, the bottom end of the sealing cap 3 is provided with a first sealing ring 31. As shown in fig. 4, the bottom end of the seal cover 3 is provided with an annular flange 311, the upper surface of the first seal ring 31 is formed with an annular groove, and the annular flange 311 is inserted into the annular groove in an interference fit manner. The annular flange 311 serves to define the position of the first seal ring 31, prevent it from contacting the bottom end of the seal housing 3, and provide a good seal.
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 (8)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421034009.XU CN222712721U (en) | 2024-05-14 | 2024-05-14 | Splitter plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421034009.XU CN222712721U (en) | 2024-05-14 | 2024-05-14 | Splitter plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222712721U true CN222712721U (en) | 2025-04-04 |
Family
ID=95165545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421034009.XU Active CN222712721U (en) | 2024-05-14 | 2024-05-14 | Splitter plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222712721U (en) |
-
2024
- 2024-05-14 CN CN202421034009.XU patent/CN222712721U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |