CN203114619U - High-temperature plastic single-suction dual screw pump - Google Patents
High-temperature plastic single-suction dual screw pump Download PDFInfo
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- CN203114619U CN203114619U CN 201320069613 CN201320069613U CN203114619U CN 203114619 U CN203114619 U CN 203114619U CN 201320069613 CN201320069613 CN 201320069613 CN 201320069613 U CN201320069613 U CN 201320069613U CN 203114619 U CN203114619 U CN 203114619U
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Abstract
The utility model discloses a high-temperature plastic single-suction dual screw pump which comprises a pump body, wherein a driving shaft and a driven shaft are axially arranged inside the pump body in a penetrating manner; the driving shaft is sleeved with a driving spiral sleeve; the driven shaft is sleeved with a driven spiral sleeve; the driving spiral sleeve is mutually meshed with the driven spiral sleeve; the pump body comprises an inner cavity for feeding a medium and an outer cavity for heating the fed medium; the driving spiral sleeve and the driven spiral sleeve are located in the inner cavity, and the inner cavity comprises a lower pressure cavity and a high pressure cavity; the outer cavity is an individual cavity, heat conducting oil is filled in the outer cavity, and an electric heater is mounted at the bottom of the outer cavity; and the pump body is provided with an inlet directly connected with a hopper and an outlet connected with an output pipeline, the inlet is vertically upward, the outlet is horizontally forward, the inlet is communicated with the lower pressure cavity, and the outlet is communicated with the high pressure cavity. The utility model has the benefit that the high-temperature plastic single absorption dual-screw pump can spontaneously heat and control the temperature, thereby feeding high-viscosity materials.
Description
Technical field
The utility model relates to a kind of screw pump, refers to a kind of high temperature plastic cement single suction two screw pump especially.
Background technique
Plastic cement is a kind of lowtemperature setting material, is solid-state during normal temperature, can't carry with pump, have only when temperature is heated to uniform temperature and just possess flowability, and most uses scene can not provide heating source.So when carrying plastic cement with common two screw pump, often termination of pumping takes place after, salvage stores solidifies in the pump, when starting pump again, then can damage seal arrangement and the inner body of pump.Also exist at present and use the mode of external thermal source to heat, need the user to provide thermal source (deep fat or hot steam) for pump, still, do like this for those with pump as for the large-scale machine of corollary equipment, brought inconvenience.
The model utility content
In order to address the above problem, the utility model proposes a kind of high temperature plastic cement single suction two screw pump.A kind of high temperature plastic cement single suction two screw pump that the utility model proposes can heat voluntarily, controls temperature voluntarily, has only the purpose that just possesses mobile material under the high temperature thereby be able to carry.
The technical solution of the utility model is achieved in that
A kind of high temperature plastic cement single suction two screw pump comprises the pump housing, and described pump housing inner shaft wears driving shaft and driven shaft to level, and driving shaft and driven shaft horizontal arrangement strengthen the charging space, improve cavitation performance; Sheathed active screw-casing on the described driving shaft, sheathed driven screw-casing on the described driven shaft, described active screw-casing and driven screw-casing are meshing with each other, and the described pump housing comprises in order to the inner chamber of fed sheet of a media and in order to heat the exocoel of fed sheet of a media; Set active screw-casing and driven screw-casing are positioned at inner chamber inside, and described inner chamber comprises low-pressure cavity and hyperbaric chamber; Described exocoel is individual cavity, takes up conduction oil in the described exocoel, and electric heater is installed in described exocoel bottom; The described pump housing is provided with the import that can directly link to each other with silo, the outlet that can link to each other with output pipe, described import vertically upward, described outlet level is forward; Such design makes charging more smooth and easy, and runner is simple, has reduced accumulation and the obstruction of sticky material in pipeline; Described import is communicated with low-pressure cavity, and described outlet is communicated with hyperbaric chamber.
Above-mentioned a kind of high temperature plastic cement single suction two screw pump, wherein, also comprise internal temperature sensor, external temperature sensor and controller, described hyperbaric chamber is provided with internal temperature sensor, described exocoel is provided with external temperature sensor, described internal temperature sensor, external temperature sensor are connected with controller respectively, and described controller is connected with electric heater.The utility model product pump carries Electric heating appliance, and configuration internal temperature sensor and external temperature sensor, thermostatic control system in conjunction with controller inside, " inner chamber lowest temperature value " and " the exocoel temperature objectives refers to " two parameters are set respectively, material temperature is controlled in constant, an adjustable scope.
Above-mentioned a kind of high temperature plastic cement single suction two screw pump, wherein, described electric heater is the electric heater of power 2kW.
Above-mentioned a kind of high temperature plastic cement single suction two screw pump, wherein, described exocoel top arranges in order to add the tank filler sleeve of conduction oil.
Above-mentioned a kind of high temperature plastic cement single suction two screw pump, wherein, the outlet of the described pump housing arranges the discharge body, and described discharge body is connected with the pump housing by bolt.Single suction two screw pump in the market needs the dismounting pump housing when cleaning pump housing inside residual material.And the utility model product in pump housing outlet port separately part of design namely discharge body, will discharge body and be connected by bolt with the pump housing.When cleaning pump housing inside residual material, only need remove the less discharge body of volume separately, do not need to dismantle the pump housing, facilitate for cleaning the inner residual material of the pump housing.
A kind of high temperature plastic cement single suction two screw pump that the utility model proposes can heat voluntarily by the electric heater that the exocoel bottom arranges, and does not need the user that external thermal source is provided in addition, goes for not having the occasion of external thermal source.In addition, the utility model product can pass through internal temperature sensor, external temperature sensor cooperates with controller, control temperature voluntarily, thereby making pump is that liquid, temperature are accomplished when being the medium of solid when low safe and effective when carrying high temperature plastic cement equitemperature high, and can farthest reduce the wearing and tearing of pump, thereby prolong the physical life of pump, finally reach the purpose of efficient conveying high temperature high viscosity material.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technological scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is embodiments more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of a kind of high temperature plastic cement of the utility model single suction two screw pump;
Fig. 2 is that the AA ' of Fig. 1 is to view;
Fig. 3 is that the BB ' of Fig. 1 is to view.
Embodiment
Below in conjunction with the accompanying drawing among the utility model embodiment, the technological scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiments.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment who obtains under the creative work prerequisite, all belong to the scope of the utility model protection.
As Figure 1-3, a kind of high temperature plastic cement single suction two screw pump comprises the pump housing, and described pump housing inner shaft wears driving shaft 100 and driven shaft 200 to level, and driving shaft 100 and driven shaft 200 horizontal arrangement strengthen the charging space, improve cavitation performance; Sheathed active screw-casing 110 on the described driving shaft 100, sheathed driven screw-casing 210 on the described driven shaft 200, described active screw-casing 110 is meshing with each other with driven screw-casing 210, and the described pump housing comprises in order to the inner chamber 300 of fed sheet of a media and the exocoel 400 in order to heat fed sheet of a media; Set active screw-casing 110 is positioned at inner chamber 300 inside with driven screw-casing 210, and described inner chamber 300 comprises low-pressure cavity 310 and hyperbaric chamber 320; Described exocoel is individual cavity, takes up conduction oil in the described exocoel, and electric heater 410 is installed in described exocoel bottom; The described pump housing is provided with the import 500 that can directly link to each other with silo, the outlet 600 that can link to each other with output pipe, described import 500 vertically upward, described outlet 600 levels are forward; Such design makes charging more smooth and easy, and runner is simple, has reduced accumulation and the obstruction of sticky material in pipeline; Described import 500 is communicated with low-pressure cavity, and described outlet 600 is communicated with hyperbaric chamber.Above-mentioned a kind of high temperature plastic cement single suction two screw pump, wherein, the outlet of the described pump housing arranges the discharge body, and described discharge body is connected with the pump housing by bolt.
Single suction two screw pump in the market needs the dismounting pump housing when cleaning pump housing inside residual material.And the utility model product in pump housing outlet port separately part of design namely discharge body, will discharge body and be connected by bolt with the pump housing.When cleaning pump housing inside residual material, only need remove the less discharge body of volume separately, do not need to dismantle the pump housing, facilitate for cleaning the inner residual material of the pump housing.
Above-mentioned a kind of high temperature plastic cement single suction two screw pump, wherein, also comprise internal temperature sensor 330, external temperature sensor 420 and controller (not shown), described hyperbaric chamber 320 is provided with internal temperature sensor 330, described exocoel 400 is provided with external temperature sensor 420, described internal temperature sensor 330, external temperature sensor 420 are connected with controller respectively, and described controller is connected with electric heater 410.The utility model product pump carries electric heater 410, and configuration internal temperature sensor 330 and external temperature sensor 410, thermostatic control system in conjunction with controller inside, " inner chamber lowest temperature value " and " the exocoel temperature objectives refers to " two parameters are set respectively, material temperature is controlled in constant, an adjustable scope.
Above-mentioned a kind of high temperature plastic cement single suction two screw pump, wherein, described electric heater 410 is the electric heater of power 2kW.
Above-mentioned a kind of high temperature plastic cement single suction two screw pump, wherein, described exocoel 400 tops arrange the tank filler sleeve 430 in order to add conduction oil.
In the practical process of reality, at first as required, " inner chamber lowest temperature value " and " exocoel temperature objectives value " two parameters are set in controller.
The each startup before the high temperature plastic cement single suction two screw pump, internal temperature sensor 330 is gathered the temperature of residual material in the high temperature plastic cement single suction two screw pump, and is sent to controller, and the inner thermostatic control system that arranges of controller carries out discriminating data.
When the temperature of residual material was lower than " inner chamber lowest temperature value ", high temperature plastic cement single suction two screw pump can not start, and must force heating by manually opened electric heater 410.Meanwhile, external temperature sensor 420 is gathered the temperature value of conduction oil, and is sent to controller, and the inner thermostatic control system that arranges of controller carries out discriminating data.When the temperature value of actual measurement conduction oil was higher than " the exocoel temperature objectives value " of setting, controller control electric heater 410 stopped heating; When the temperature of actual measurement conduction oil is lower than " exocoel temperature objectives value ", controller control electric heater 410 begins heating, be heated to " inside temperature lower limit " when above up to the temperature with residual material, system sends " clean boot " signal, at this moment, just can be by manually opened high temperature plastic cement single suction two screw pump.
The above only is preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (5)
1. high temperature plastic cement single suction two screw pump, comprise the pump housing, described pump housing inner shaft wears driving shaft and driven shaft to level, sheathed active screw-casing on the described driving shaft, sheathed driven screw-casing on the described driven shaft, described active screw-casing and driven screw-casing are meshing with each other, and it is characterized in that, the described pump housing comprises in order to the inner chamber of fed sheet of a media and in order to heat the exocoel of fed sheet of a media; Set active screw-casing and driven screw-casing are positioned at inner chamber inside, and described inner chamber comprises low-pressure cavity and hyperbaric chamber; Described exocoel is individual cavity, takes up conduction oil in the described exocoel, and electric heater is installed in described exocoel bottom; The described pump housing is provided with the import that can directly link to each other with silo, the outlet that can link to each other with output pipe, described import vertically upward, described outlet level forward, described import is communicated with low-pressure cavity, described outlet is communicated with hyperbaric chamber.
2. a kind of high temperature plastic cement single suction two screw pump according to claim 1, it is characterized in that, also comprise in order to the internal temperature sensor of measuring residual material temperature in the inner chamber, external temperature sensor and the controller in order to measure the conduction oil temperature, described hyperbaric chamber is provided with internal temperature sensor, described exocoel is provided with external temperature sensor, on the described pump housing controller is set, described internal temperature sensor, external temperature sensor are connected with controller respectively, and described controller is connected with electric heater.
3. a kind of high temperature plastic cement single suction two screw pump according to claim 1 and 2 is characterized in that described electric heater is the electric heater of power 2kW.
4. a kind of high temperature plastic cement single suction two screw pump according to claim 1 is characterized in that, described exocoel top arranges in order to add the tank filler sleeve of conduction oil.
5. a kind of high temperature plastic cement single suction two screw pump according to claim 1 is characterized in that the outlet of the described pump housing arranges the discharge body, and described discharge body is connected with the pump housing by bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320069613 CN203114619U (en) | 2013-02-02 | 2013-02-02 | High-temperature plastic single-suction dual screw pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320069613 CN203114619U (en) | 2013-02-02 | 2013-02-02 | High-temperature plastic single-suction dual screw pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203114619U true CN203114619U (en) | 2013-08-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320069613 Expired - Fee Related CN203114619U (en) | 2013-02-02 | 2013-02-02 | High-temperature plastic single-suction dual screw pump |
Country Status (1)
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|---|---|
| CN (1) | CN203114619U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104791241A (en) * | 2014-01-17 | 2015-07-22 | 北京华腾佳和科技有限公司 | Melt pump for plastic product processing |
-
2013
- 2013-02-02 CN CN 201320069613 patent/CN203114619U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104791241A (en) * | 2014-01-17 | 2015-07-22 | 北京华腾佳和科技有限公司 | Melt pump for plastic product processing |
| CN109989914A (en) * | 2014-01-17 | 2019-07-09 | 北京华腾佳和科技有限公司 | Melt Pump is used in a kind of processing of plastic products |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130807 Termination date: 20170202 |