CN208205487U - A kind of high-efficiency falling film type hot screw pump unit of UTILIZATION OF VESIDUAL HEAT IN - Google Patents

Abstract

The utility model discloses a kind of high-efficiency falling film type hot screw pump units of UTILIZATION OF VESIDUAL HEAT IN, including screw compressor, downward film evaporator and right-angle valve, the screw compressor is connected with each other by connecting pipe and oil eliminator, and oil eliminator and jet pump are connected with each other, the downward film evaporator is fixed to each other with jet pump, and middle water water outlet and middle water water inlet are respectively arranged on the outside of downward film evaporator, and downward film evaporator and electric expansion valve are connected with each other, the electric expansion valve and device for drying and filtering are fixed to each other, and device for drying and filtering and shell and tube condenser are connected with each other, the right-angle valve is located at the intersection of connecting pipe.The high-efficiency falling film type hot screw pump unit of the UTILIZATION OF VESIDUAL HEAT IN, uses downward film evaporator, and heat exchange efficiency significantly improves, heat is only taken using the heat in remaining hot water or middle water to improve the whole efficiency of energy utilization of unit, it is pollution-free to water, it does not need additionally to beat underground well.

Description

A kind of high-efficiency falling film type hot screw pump unit of UTILIZATION OF VESIDUAL HEAT IN

Technical field

The utility model relates to environmentally friendly correlative technology field, the high-efficiency falling film type hot screw pump of specially a kind of UTILIZATION OF VESIDUAL HEAT IN Unit.

Background technique

With the development of economy, people are also the use of the increasingly re-injection energy, among the recycling of the energy, China Utilization to thermal energy, still more weak, heat recovery is to improve economy, a fuel-saving important channel, To make a kind of high-efficiency falling film type hot screw pump unit of UTILIZATION OF VESIDUAL HEAT IN become particularly important.

In existing technology, heating provided by office building, cell, factory etc. is natural gas or electric energy, is caused China's energy excessively wastes, and can not utilize to thermal energy, is unfavorable for expanding economy, and leads to use cost significantly Increase.

Utility model content

The purpose of this utility model is to provide a kind of high-efficiency falling film type hot screw pump units of UTILIZATION OF VESIDUAL HEAT IN, on solving State and proposed in background technique in existing technology, provided by office building, cell, factory etc. heating be natural gas or The problem of electric energy causes China's energy excessively to waste, can not utilize to thermal energy, be unfavorable for expanding economy.

To achieve the above object, the utility model provides the following technical solutions: a kind of high-efficiency falling film type spiral shell of UTILIZATION OF VESIDUAL HEAT IN Bar heat pump unit, including screw compressor, downward film evaporator and right-angle valve, the screw compressor pass through connecting pipe It is connected with each other with oil eliminator, and oil eliminator and jet pump are connected with each other, the downward film evaporator and jet pump are mutually solid It is fixed, and middle water water outlet and middle water water inlet are respectively arranged on the outside of downward film evaporator, and downward film evaporator and electricity Sub- expansion valve is connected with each other, and the electric expansion valve and device for drying and filtering are fixed to each other, and device for drying and filtering and shell-tube type condensation Device is connected with each other, and hot water outlet and water inlet of hot water are equipped on the outside of shell and tube condenser, and the right-angle valve is located at The intersection of connecting pipe.

Preferably, the connecting pipe is connected with each other by right-angle valve and connecting pipe, and the section shape of right-angle valve is L shape.

Preferably, the right-angle valve includes inner joint, fixed rubber mat, outer straight tube, interior straight tube, snap ring, connection leather packing and outer Interface, and the lower outside of inner joint is equipped with fixed rubber mat, the lower inside of inner joint are connected with outer straight tube, under outer straight tube Portion is provided with interior straight tube, and interior straight tube is fixed to each other by the snap ring in outside with leather packing is connect, and the right side opening of snap ring is equipped with external tapping.

Preferably, the inner joint and the connection type of connecting pipe are that card slot connects, and connecting pipe is through right angle The inside of valve.

Preferably, the connection leather packing and outer straight tube are detaching structure, and outer straight tube and interior straight tube are weldedization knot Structure.

Preferably, the external tapping constitutes rotational structure by snap ring and interior straight tube, and the outer surface of interior straight tube is netted Structure.

Compared with prior art, the utility model has the beneficial effects that the high-efficiency falling film type hot screw pump of the UTILIZATION OF VESIDUAL HEAT IN Unit,

1. the use of screw compressor, oil eliminator, device for drying and filtering and shell and tube condenser, enable the device to Middle water is the high-efficiency falling film type hot screw pump unit of heat source, can be the heating such as office building, cell, factory, be that a kind of cleaning is high The energy utilization patterns of effect, alternative boiler heating, effectively reduce haze weather, the need suitable for expanding economy and society It wants, uses downward film evaporator, heat exchange efficiency significantly improves, to improve the whole efficiency of energy utilization of unit, uses Be heat in remaining hot water or middle water, only take heat, it is pollution-free to water, do not need additionally to beat underground well；

2. the use of right-angle valve makes the device in the long-term use process, certain guarantor can be played to connecting pipe Shield effect, and when being installed to the device, it can be according to different space sizes, so that the angle to right-angle valve carries out It adjusts, to reduce the time required for staff installs, improves the practicability of the device.

Detailed description of the invention

Fig. 1 is the utility model flowage structure schematic diagram；

Fig. 2 is the utility model right-angle valve schematic view of the front view；

Fig. 3 is the outer straight tube schematic view of the front view of the utility model.

In figure: 1, screw compressor；2, connecting pipe；3, oil eliminator；4, jet pump；5, downward film evaporator；6, Middle water water outlet；7, middle water water inlet；8, electric expansion valve；9, device for drying and filtering；10, shell and tube condenser；11, hot water effluent Mouthful；12, water inlet of hot water；13, right-angle valve；1301, inner joint；1302, fixed rubber mat；1303, outer straight tube；1304, interior straight tube； 1305, snap ring；1306, leather packing is connected；1307, external tapping.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of high-efficiency falling film type screw rod heat of UTILIZATION OF VESIDUAL HEAT IN Pump assembly, including screw compressor 1, connecting pipe 2, oil eliminator 3, jet pump 4, downward film evaporator 5, middle water water outlet 6, middle water water inlet 7, electric expansion valve 8, device for drying and filtering 9, shell and tube condenser 10, hot water outlet 11, water inlet of hot water 12 and right-angle valve 13, screw compressor 1 is connected with each other by connecting pipe 2 and oil eliminator 3, and oil eliminator 3 and injection Pump 4 is connected with each other, and connecting pipe 2 is connected with each other by right-angle valve 13 and connecting pipe 2, and the section shape of right-angle valve 13 is L shape is enabled the device in normal use, by right-angle valve 13, the angle of connecting pipe 2 is adjusted, falling film type Evaporator 5 is fixed to each other with jet pump 4, and the outside of downward film evaporator 5 is respectively arranged with middle water water outlet 6 and the water inlet of middle water Mouth 7, and downward film evaporator 5 and electric expansion valve 8 are connected with each other, and electric expansion valve 8 and device for drying and filtering 9 are fixed to each other, And device for drying and filtering 9 and shell and tube condenser 10 are connected with each other, and the outside of shell and tube condenser 10 is equipped with hot water effluent Mouth 11 and water inlet of hot water 12, right-angle valve 13 are located at the intersection of connecting pipe 2, and right-angle valve 13 includes inner joint 1301, fixes Rubber mat 1302, outer straight tube 1303, interior straight tube 1304, snap ring 1305, connection leather packing 1306 and external tapping 1307, and inner joint 1301 Lower outside fixed rubber mat 1302 is installed, the lower inside of inner joint 1301 is connected with outer straight tube 1303, outer straight tube 1303 Lower part be provided with interior straight tube 1304, interior straight tube 1304 is fixed to each other by the snap ring 1305 in outside with leather packing 1306 is connect, card The right side opening of ring 1305 is equipped with external tapping 1307, makes the device for a long time in use, can play to connecting pipe certain Protective effect, inner joint 1301 and the connection type of connecting pipe 2 are that card slot connects, and connecting pipe 2 is through right-angle valve 13 Inside, enabling the device to avoid the junction of inner joint 1301 and connecting pipe 2, there is a situation where water to overflow, and connects leather packing 1306 with outer straight tube 1303 be detaching structure, and outer straight tube 1303 and interior straight tube 1304 are weldedization structure, make the device Can by connection the external straight tube 1303 of leather packing 1306 and snap ring 1305 at be protected, external tapping 1307 by snap ring 1305 with Interior straight tube 1304 constitutes rotational structure, and the outer surface of interior straight tube 1304 is reticular structure, is made in the device inside straight tube 1304 Water energy it is enough across interior straight tube 1304, enter external tapping 1307.

Working principle: when using the high-efficiency falling film type hot screw pump unit of the UTILIZATION OF VESIDUAL HEAT IN, it is first determined the device is It is no intact, later can normal use, first by the screw compressor of the device 1,3 jet pump 4 of oil eliminator, falling film type evaporation Device 5, electric expansion valve 8, device for drying and filtering 9 and shell and tube condenser 10 are placed individually into suitable position, and pass through connection It is attached by pipeline 2 according to shown in Fig. 1, when being attached to 2 adjacent connecting pipes 2, first by connecting pipe 2 It is placed into the inside of inner joint 1301, is digging fixed rubber mat 1302 outward later, enables fixed 1302 company of covering of rubber mat The intersection in adapter tube road 2 and inner joint 1301, reusing extraneous fixed card buckle later will fixed rubber mat 1302 and connecting pipe 2 It is fixed, avoids water from flowing out from the intersection of connecting pipe 2 and inner joint 1301, later according to actual angle, external interface 1307 are rotated, and make operator during installation, can be more convenient, after the adjustment is completed, will connect leather packing 1306 It covers and water is avoided to flow out from the junction of outer straight tube 1303 and snap ring 1305 in the junction of outer straight tube 1303 and snap ring 1305, make The device can be more practical, opens power supply later, and the heat of outside water, refrigerant liquid are absorbed using downward film evaporator 5 By electric expansion valve 8, device for drying and filtering 9 is entered back into later, impurity therein is cleared up, condense by shell-tube type Device 10 condenses heat release, and temperature is made to reach 45 °, and oil eliminator 3 can leave the liquid and oil that screw compressor 1 generates, It is pressurized by jet pump 4 again later, keeps the operation of the device more unobstructed, is not retouched in detail in this specification The content stated belongs to the prior art well known to professional and technical personnel in the field.

Although the utility model is described in detail with reference to the foregoing embodiments, come for those skilled in the art Say, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic into Row equivalent replacement, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on should all It is included within the scope of protection of this utility model.

Claims (6)

1. a kind of high-efficiency falling film type hot screw pump unit of UTILIZATION OF VESIDUAL HEAT IN, including screw compressor (1), downward film evaporator (5) and right-angle valve (13), it is characterised in that: the screw compressor (1) passes through connecting pipe (2) and oil eliminator (3) phase It connects, and oil eliminator (3) and jet pump (4) are connected with each other, the downward film evaporator (5) and jet pump (4) are mutually solid It is fixed, and middle water water outlet (6) and middle water water inlet (7) are respectively arranged on the outside of downward film evaporator (5), and falling film type steams It sends out device (5) and electric expansion valve (8) is connected with each other, the electric expansion valve (8) and device for drying and filtering (9) are fixed to each other, and dry Dry filter (9) and shell and tube condenser (10) are connected with each other, and are equipped with hot water on the outside of shell and tube condenser (10) and are gone out The mouth of a river (11) and water inlet of hot water (12), the right-angle valve (13) are located at the intersection of connecting pipe (2).

2. a kind of high-efficiency falling film type hot screw pump unit of UTILIZATION OF VESIDUAL HEAT IN according to claim 1, it is characterised in that: described Connecting pipe (2) is connected with each other by right-angle valve (13) and connecting pipe (2), and the section shape of right-angle valve (13) is L shape.

3. a kind of high-efficiency falling film type hot screw pump unit of UTILIZATION OF VESIDUAL HEAT IN according to claim 1, it is characterised in that: described Right-angle valve (13) includes inner joint (1301), fixed rubber mat (1302), outer straight tube (1303), interior straight tube (1304), snap ring (1305), leather packing (1306) and external tapping (1307) are connected, and the lower outside of inner joint (1301) is equipped with fixed rubber mat (1302), the lower inside of inner joint (1301) is connected with outer straight tube (1303), and the lower part of outer straight tube (1303) is provided with interior straight Cylinder (1304), interior straight tube (1304) are fixed to each other by the snap ring (1305) in outside with leather packing (1306) is connect, snap ring (1305) Right side opening be equipped with external tapping (1307).

4. a kind of high-efficiency falling film type hot screw pump unit of UTILIZATION OF VESIDUAL HEAT IN according to claim 3, it is characterised in that: described Inner joint (1301) and the connection type of connecting pipe (2) are that card slot connects, and connecting pipe (2) is through right-angle valve (13) It is internal.

5. a kind of high-efficiency falling film type hot screw pump unit of UTILIZATION OF VESIDUAL HEAT IN according to claim 3, it is characterised in that: described Connecting leather packing (1306) and outer straight tube (1303) is detaching structure, and outer straight tube (1303) and interior straight tube (1304) are welded Change structure.

6. a kind of high-efficiency falling film type hot screw pump unit of UTILIZATION OF VESIDUAL HEAT IN according to claim 3, it is characterised in that: described External tapping (1307) constitutes rotational structure by snap ring (1305) and interior straight tube (1304), and the outer surface of interior straight tube (1304) is Reticular structure.