CN207455031U - A kind of pipeline for the conveying of fluid state food - Google Patents
A kind of pipeline for the conveying of fluid state food Download PDFInfo
- Publication number
- CN207455031U CN207455031U CN201721501640.6U CN201721501640U CN207455031U CN 207455031 U CN207455031 U CN 207455031U CN 201721501640 U CN201721501640 U CN 201721501640U CN 207455031 U CN207455031 U CN 207455031U
- Authority
- CN
- China
- Prior art keywords
- tube sheet
- baffle plate
- fluid
- casing
- fluid hose
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
The utility model discloses a kind of pipelines for the conveying of fluid state food, and including the heat tracing pipe for being used for the fluid hose of transferring raw material and being set on the outside of fluid hose, the heat tracing pipe includes casing, tube sheet and baffle plate；The quantity of the tube sheet is two pieces, and centre bore is both provided on two pieces of tube sheets, and each tube sheet is installed on by centre bore thereon on fluid hose, and casing is sheathed on fluid hose, and each tube sheet is as casing both ends and the sealing plate of fluid hose；The baffle plate helically spring-like, baffle plate is installed on the closed area that casing, tube sheet and fluid hose surround, and centre bore hole wall is contacted with the tube wall of fluid hose on baffle plate, the outer wall of baffle plate is contacted with the tube wall of casing, and the different ends of baffle plate are fixed on different tube sheets；The closed area is divided into spiral runner by the baffle plate.This pipeline is easily assembled, while hot fluid heat utilization efficiency is high.
Description
Technical field
The utility model is related to technical field of fluid transportation pipelines, are conveyed more particularly to one kind for fluid state food
Pipeline.
Background technology
In food-processing industry, pipeline is the important form of feedstock transportation.Meanwhile during feedstock transportation,
For in liquid charging stock pipe conveying procedure crystallization prevention, into the curing before mixing apparatus with sterilizing, into breaking
Drying before broken equipment etc. is required to use pipeline.Existing common pipeline heat source mainly includes electrical heating and steam adds
Heat, steam heat form are the important heat resource form of pipeline with the features such as its highest temperature is easily controllable, heating cost is low.
Further optimization is obtained preferable using steam as the structure design of the pipeline of heat source in the case of convenient for assembly
Heat utilization efficiency is the technical issues of those skilled in the art institute is urgently to be resolved hurrily.
Utility model content
For further optimization set forth above using steam as the structure design of the pipeline of heat source, in feelings convenient for assembly
The problem of preferable heat utilization efficiency is obtained under condition, is the technical issues of those skilled in the art institute is urgently to be resolved hurrily, the utility model
A kind of pipeline for the conveying of fluid state food is provided, this pipeline is easily assembled, while hot fluid heat utilization efficiency is high.
A kind of pipeline for the conveying of fluid state food provided by the utility model is solved by following technical essential
Problem：A kind of pipeline for the conveying of fluid state food, including being used for the fluid hose of transferring raw material and being set in fluid hose
The heat tracing pipe in outside, the heat tracing pipe include casing, tube sheet and baffle plate；
The quantity of the tube sheet is two pieces, and centre bore is both provided on two pieces of tube sheets, and each tube sheet passes through center thereon
Hole is installed on fluid hose, and casing is sheathed on fluid hose, and each tube sheet is as casing both ends and the sealing plate of fluid hose；
Helically spring-like, baffle plate are installed on the closing that casing, tube sheet and fluid hose surround to the baffle plate
Region, and centre bore hole wall is contacted with the tube wall of fluid hose on baffle plate, the outer wall of baffle plate is contacted with the tube wall of casing, baffling
The different ends of plate are fixed on different tube sheets；
The closed area is divided into spiral runner by the baffle plate.
Specifically, the closed area surrounded above is used to, by hot fluid, split closed area by the baffle plate
For spiral runner, in this way, when hot fluid is by closed area, it may be such that hot fluid comes into full contact with fluid hose, reach
The purpose of augmentation of heat transfer efficiency.Meanwhile in the present solution, baffle plate is independent component before not installing, specific assembling side
Formula can be to be arranged one piece of tube sheet first to fix on fluid hose and with fluid hose, baffle plate is then arranged on fluid hose, simultaneously
Baffle plate is fixed on close to one end of fixed tube sheet on fixed tube sheet, casing is then sheathed on to the outside of baffle plate,
Another piece of tube sheet is sheathed on fluid hose, then elongate baffle plate so that baffle plate free end compared with casing end
It stretches out, completes the free end of baffle plate with after another piece of tube sheet fixation, then adjusting the relative position of each component of heat tracing pipe, completing
It is tightly connected the assembling that this pipeline can be completed.I.e. in the present solution, Yi Shang baffle plate is processed into helical spring using spring steel plate
Shape need not realize being fixedly connected for baffle plate and casing and fluid hose, in this way, may be such that this programme in the pre-assembly
Have the characteristics that be easily assembled.
Further technical solution is：
As type of attachment of the specific tube sheet on fluid hose, each tube sheet is arranged in fluid hose by the centre bore
On, the mutual sides adjacent of two tube sheets is the inside of tube sheet, and opposite side is outside, and packing groove is additionally provided on each tube sheet, described to fill out
Hopper is annular groove, and the inside of packing groove, with intersecting on the outside of the centre bore on corresponding tube sheet, the openend of packing groove is located at
On the outside of corresponding tube sheet；
The both ends of described sleeve pipe are bolted by connecting bolt from different tube sheets, and between the end of casing and tube sheet
Gasket is also clamped with, the gasket is used to implement the sealing in gap between casing and tube sheet；
Further include pressure ring, the quantity of the pressure ring is two, has been bolted a pressure ring on each tube sheet, in each packing groove
Filler is both provided with, and each pressure ring is used to the filler into corresponding packing groove and applies towards the pressure on the inside of corresponding tube sheet, with
Upper pressure is used to implement filler to the axial seal between tube sheet and fluid hose.The scheme that this programme provides, can be first in assembling
One tube sheet is arranged on fluid hose by one end of fluid hose, pressure is then applied for filler by briquetting, realizes that the tube sheet is flowing
Fixation on body pipe then by being sequentially arranged baffle plate, casing and another piece of tube sheet, completes tube sheet, baffle plate, the position of casing
After putting adjustment, then by another pressure ring to corresponding filler application pressure, assembling of the completion heat tracing pipe on fluid hose.
In the present solution, since fixed rely on of sealing, heat tracing pipe on fluid hose between heat tracing pipe and fluid hose is tightened
The bolt that pressure ring is connected with tube sheet is realized, therefore heat tracing pipe is assembled on fluid hose and is not related to the welding in fluid pipe outer wall,
In this way, when fluid hose is metal tube, there is no welding heat affected fluid hose resistance to corrosion in itself and fluid inside pipe walls
Liner crosses thermal decomposition or stability declines, when fluid hose is non-metallic pipe, there is no fluid hose in itself because sweating heat overheats
It decomposes or situation that stability declines, therefore the security that the raw-food material that conveys in the inner of the structure design profit of this pipeline uses.
For convenience of the fixation of casing and tube sheet relative position, annular in shape and axis and corresponding tube sheet are both provided on each tube sheet
The positioning convex ring of centre bore axis collinear, the mutual sides adjacent of two tube sheets are the inside of tube sheet, and opposite side is outside, each convex
Ring is respectively positioned on the inside of corresponding tube sheet, and the outside of positioning convex ring on different tube sheets is socketed on the inside of described sleeve pipe both ends.This
In scheme, on fluid hose after embedded another piece of tube sheet, it is supported in by the both ends for being arranged to fluid hose on positioning convex ring, it can be high
Effect the bolt for completing tube sheet and casing connection.
As a kind of maximum technical solution for utilizing spiral flow channel of energy, further include and be arranged on casing or arbitrary tube sheet
Hot fluid draws interface, and the hot fluid, which draws interface, includes inlet and outlet, and the inlet and outlet is located at spiral flow channel respectively
Different ends.
To cause when hot fluid is steam, condensed water can be discharged in heat tracing pipe in time to strengthen fluid in fluid pipe
Heating effect, further include drain port, the drain port is located at the bottom of spiral flow channel port of export casing.
In above scheme, for the benefit of the baffling effect of baffle plate, the centre bore aperture for being preferably arranged to baffle plate are slightly larger than
The outer diameter of fluid hose；Realizing that tube sheet when being fixed on fluid hose, for the benefit of the fixation reliability of tube sheet and is filled out by filler
The sealing performance of material, the space of centre bore is slightly larger than the outer diameter of fluid hose on tube sheet, in such cases, for convenience of baffle plate and pipe
Sleeve-board is located on fluid hose, is arranged to：The both ends of the fluid hose are both provided with the connection screw thread for the series connection of adjacent fluid pipe.
The utility model has the advantages that：
In the present solution, the closed area surrounded above is used for through hot fluid, closed area is divided by the baffle plate
Spiral runner is segmented into, in this way, when hot fluid is by closed area, may be such that hot fluid comes into full contact with fluid hose, reach
To the purpose of augmentation of heat transfer efficiency.It is specific to assemble meanwhile in the present solution, baffle plate is independent component before not installing
Mode can be to be arranged one piece of tube sheet first to fix on fluid hose and with fluid hose, baffle plate is then arranged on fluid hose, together
When baffle plate is fixed on close to one end of fixed tube sheet on fixed tube sheet, casing is then sheathed on the outer of baffle plate
Another piece of tube sheet is sheathed on fluid hose by side, then elongates baffle plate so that the free end of baffle plate is compared with casing
End is stretched out, and completes the free end of baffle plate with after another piece of tube sheet fixation, then adjusting the relative position of each component of heat tracing pipe,
It completes to be tightly connected the assembling that this pipeline can be completed.I.e. in the present solution, Yi Shang baffle plate is processed into spiral using spring steel plate
Spring-like need not realize being fixedly connected for baffle plate and casing and fluid hose, in this way, may be such that this in the pre-assembly
Scheme has the characteristics that be easily assembled.
Description of the drawings
Fig. 1 is a kind of one specific implementation example of pipeline for the conveying of fluid state food described in the utility model
Structure sectional view；
Fig. 2 is the partial enlarged view of A portions shown in Fig. 1；
Fig. 3 is a kind of one specific implementation example of pipeline for the conveying of fluid state food described in the utility model
In, the side view of baffle plate.
Reference numeral in figure is followed successively by：1st, casing, 2, tube sheet, 3, filler, 4, pressure ring, 5, fluid hose, 6, positioning convex ring,
7th, packing groove, 8, baffle plate.
Specific embodiment
With reference to embodiment, the utility model is described in further detail, but the structure of the utility model is not only
It is limited to following embodiment.
Embodiment 1：
As shown in Figure 1 to Figure 3, a kind of pipeline for the conveying of fluid state food, the fluid including being used for transferring raw material
Pipe 5 and the heat tracing pipe for being set in 5 outside of fluid hose, the heat tracing pipe include casing 1, tube sheet 2 and baffle plate 8；
The quantity of the tube sheet 2 is two pieces, and centre bore is both provided on two pieces of tube sheets 2, and each tube sheet 2 is by thereon
Heart hole is installed on fluid hose 5, and casing 1 is sheathed on fluid hose 5, and each tube sheet 2 is as 1 both ends of casing and the sealing plate of fluid hose 5；
Helically spring-like, baffle plate 8 are installed on what casing 1, tube sheet 2 and fluid hose 5 four surrounded to the baffle plate 8
Closed area, and centre bore hole wall is contacted with the tube wall of fluid hose 5 on baffle plate 8, the outer wall of baffle plate 8 and the tube wall of casing 1
Contact, the different ends of baffle plate 8 are fixed on different tube sheets 2；
The closed area is divided into spiral runner by the baffle plate 8.
Specifically, the closed area surrounded above is used to, by hot fluid, split closed area by the baffle plate 8
For spiral runner, in this way, when hot fluid is by closed area, it may be such that hot fluid comes into full contact with fluid hose 5, reach
The purpose of augmentation of heat transfer efficiency.Meanwhile in the present solution, baffle plate 8 is independent component before not installing, specific assembling side
Formula can be to be arranged one piece of tube sheet 2 first on fluid hose 5 and fixed with fluid hose 5, then be arranged baffle plate on fluid hose 5
8, while baffle plate 8 is fixed on close to one end of fixed tube sheet 2 on fixed tube sheet 2, casing 1 is then sheathed on baffling
Another piece of tube sheet 2 is sheathed on fluid hose 5 by the outside of plate 8, then elongates baffle plate 8 so that the free end phase of baffle plate 8
It is stretched out for the end of casing 1, completes the free end of baffle plate 8 with after another piece of fixation of tube sheet 2, then adjusting each portion of heat tracing pipe
The relative position of part is completed to be tightly connected the assembling that this pipeline can be completed.I.e. in the present solution, Yi Shang baffle plate 8 uses spring
Steel disc is processed into coil spring shape, need not realize the fixation of baffle plate 8 and casing 1 and fluid hose 5 in the pre-assembly
Connection, in this way, may be such that this programme has the characteristics that be easily assembled.
In the present embodiment, be arranged to the both ends of baffle plate 8 respectively from different 2 pin connections of tube sheet, simultaneously as baffle plate 8
It needs to play baffling effect, the side view of baffle plate 8 should be in the ring-type with one fixed width, in this way, to realize that the pin connects
It connects, can be welded at the both ends of baffle plate 8 around a grasswort is rolled out for wearing connecting pin on tube sheet 2 with pin hole
Journal stirrup.
Embodiment 2：
As shown in Figure 1 to Figure 3, the present embodiment is further qualified on the basis of embodiment 1：As specific tube sheet 2
Type of attachment on fluid hose 5, each tube sheet 2 are arranged in by the centre bore on fluid hose 5, mutual adjacent of two tube sheets 2
Side is the inside of tube sheet 2, and opposite side is outside, and packing groove 7 is additionally provided on each tube sheet 2, and the packing groove 7 is annular groove,
And the inside of packing groove 7, with intersecting on the outside of the centre bore on corresponding tube sheet 2, the openend of packing groove 7 is located at the outer of corresponding tube sheet 2
On side；
The both ends of described sleeve pipe 1 are bolted by connecting bolt from different tube sheets 2, and the end of casing 1 and tube sheet 2
Between be also clamped with gasket, the gasket is used to implement the sealing in gap between casing 1 and tube sheet 2；
Pressure ring 4 is further included, the quantity of the pressure ring 4 is two, and a pressure ring 4, each filler have been bolted on each tube sheet 2
Filler 3 is both provided in slot 7, and the filler 3 that each pressure ring 4 is used into corresponding packing groove 7 applies towards corresponding 2 inside of tube sheet
Pressure, pressure above is used to implement filler 3 to the axial seal between tube sheet 2 and fluid hose 5.The scheme that this programme provides exists
During assembling, can a tube sheet 2 be first arranged on fluid hose 5 by one end of fluid hose 5, pressure is then applied for filler 3 by briquetting,
It realizes the fixation of the tube sheet 2 on fluid hose 5, then by being sequentially arranged baffle plate 8, casing 1 and another piece of tube sheet 2, completes
After tube sheet 2, baffle plate 8, the position of casing 1 adjust, then by another pressure ring 4 to the corresponding application of filler 3 pressure, completion heat tracing pipe
Assembling on fluid hose 5.
In the present solution, since fixed rely on of sealing, heat tracing pipe on fluid hose 5 between heat tracing pipe and fluid hose 5 is twisted
Press ring 4 and realized with the bolt that tube sheet 2 is connected, therefore heat tracing pipe is assembled on fluid hose 5 and is not related on 5 outer wall of fluid hose
Welding, in this way, when fluid hose 5 is metal tube, there is no welding heat affected fluid hose 5 resistance to corrosions and fluid of itself
5 inner wall liner of pipe crosses thermal decomposition or stability declines, when fluid hose 5 is non-metallic pipe, there is no fluid hose 5 itself because weldering
Connect the situation that heat crosses thermal decomposition or stability declines, therefore what the raw-food material that conveys in the inner of the structure design profit of this pipeline used
Security.
For convenience of the fixation of casing 1 and 2 relative position of tube sheet, be both provided on each tube sheet 2 annular in shape and axis with it is corresponding
The positioning convex ring 6 of 2 centre bore axis collinear of tube sheet, the mutual sides adjacent of two tube sheets 2 are the inside of tube sheet 2, and opposite side is outside,
Each positioning convex ring 6 is respectively positioned on the inside of corresponding tube sheet 2, and convex on different tube sheets 2 is socketed on the inside of 1 both ends of described sleeve pipe
The outside of ring 6.In the present solution, it is supported on fluid hose 5 after embedded another piece of tube sheet 2 by the both ends for being arranged to fluid hose 5
On positioning convex ring 6, can be efficiently completed tube sheet 2 with the bolt of casing 1 is connected.
As a kind of maximum technical solution for utilizing spiral flow channel of energy, further include and be arranged on casing 1 or arbitrary tube sheet 2
Hot fluid draw interface, the hot fluid, which draws interface, includes inlet and outlet, and the inlet and outlet is located at spiral current respectively
The different ends in road.
To cause when hot fluid is steam, condensed water in heat tracing pipe can be discharged in time and is flowed with strengthening in fluid pipe 5
The heating effect of body, further includes drain port, and the drain port is located at the bottom of spiral flow channel port of export casing 1.
In above scheme, for the benefit of the baffling effect of baffle plate 8, the centre bore aperture for being preferably arranged to baffle plate 8 are bigger
In the outer diameter of fluid hose 5；Tube sheet 2 is being realized when being fixed on fluid hose 5 by filler 3, for the benefit of the fixation reliability of tube sheet 2
And the sealing performance of filler 3, the space of centre bore is slightly larger than the outer diameter of fluid hose 5 on tube sheet 2, in such cases, for convenience
Baffle plate 8 is set in tube sheet 2 on fluid hose 5, is arranged to：The both ends of the fluid hose 5 are both provided with for adjacent fluid pipe 5
The connection screw thread of series connection.
The above content is the further descriptions made with reference to specific preferred embodiment to the utility model, it is impossible to recognize
Determine specific embodiment of the present utility model and be confined to these explanations.For the common skill of the utility model technical field
For art personnel, the other embodiment that is drawn in the case where not departing from the technical solution of the utility model should be included in this practicality
In new protection domain.
Claims (6)
1. a kind of pipeline for the conveying of fluid state food, including being used for the fluid hose (5) of transferring raw material and being set in stream
Heat tracing pipe on the outside of body pipe (5), which is characterized in that the heat tracing pipe includes casing (1), tube sheet (2) and baffle plate (8)；
The quantity of the tube sheet (2) is two pieces, and centre bore is both provided on two pieces of tube sheets (2), and each tube sheet (2) is by thereon
Centre bore is installed on fluid hose (5), and casing (1) is sheathed on fluid hose (5), and each tube sheet (2) is as casing (1) both ends and stream
The sealing plate of body pipe (5)；
Helically spring-like, baffle plate (8) are installed on casing (1), tube sheet (2) and fluid hose (5) four to the baffle plate (8)
The closed area surrounded, and centre bore hole wall is contacted with the tube wall of fluid hose (5) on baffle plate (8), the outer wall of baffle plate (8) with
The tube wall contact of casing (1), the different ends of baffle plate (8) are fixed on different tube sheets (2)；
The closed area is divided into spiral runner by the baffle plate (8).
A kind of 2. pipeline for the conveying of fluid state food according to claim 1, which is characterized in that each tube sheet (2)
It is arranged in by the centre bore on fluid hose (5), the mutual sides adjacent of two tube sheets (2) is the inside of tube sheet (2), and opposite side is
Outside, is additionally provided with packing groove (7) on each tube sheet (2), and the packing groove (7) is annular groove, and the inside of packing groove (7) with
Intersecting on the outside of centre bore on corresponding tube sheet (2), the openend of packing groove (7) is located on the outside of corresponding tube sheet (2)；
The both ends of described sleeve pipe (1) are bolted by connecting bolt from different tube sheets (2), and the end of casing (1) and pipe
Gasket is also clamped between plate (2), the gasket is used to implement the sealing in gap between casing (1) and tube sheet (2)；
Pressure ring (4) is further included, the quantity of the pressure ring (4) is two, has been bolted a pressure ring (4) on each tube sheet (2), respectively
Filler (3) is both provided in packing groove (7), and the filler (3) that each pressure ring (4) is used into corresponding packing groove (7) applies court
Pressure on the inside of corresponding tube sheet (2), pressure above are used to implement filler (3) to the axial direction between tube sheet (2) and fluid hose (5)
Sealing.
A kind of 3. pipeline for the conveying of fluid state food according to claim 1, which is characterized in that each tube sheet (2)
On be both provided with positioning convex ring (6) of the annular in shape and axis with corresponding tube sheet (2) centre bore axis collinear, two tube sheets (2) are mutually
Sides adjacent be tube sheet (2) inside, opposite side is outside, and each positioning convex ring (6) is respectively positioned on the inside of corresponding tube sheet (2),
The outside of positioning convex ring (6) on different tube sheets (2) is socketed on the inside of described sleeve pipe (1) both ends.
4. a kind of pipeline for the conveying of fluid state food according to claim 1, which is characterized in that further include setting
Draw interface in the hot fluid on casing (1) or arbitrary tube sheet (2), the hot fluid, which draws interface, includes inlet and outlet, it is described into
Mouth and outlet are located at the different ends of spiral flow channel respectively.
5. a kind of pipeline for the conveying of fluid state food according to claim 4, which is characterized in that further include hydrophobic
Mouthful, the drain port is located at the bottom of spiral flow channel port of export casing (1).
6. a kind of pipeline for the conveying of fluid state food as claimed in any of claims 1 to 5, feature exist
In the both ends of the fluid hose (5) are both provided with the connection screw thread for adjacent fluid pipe (5) series connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721501640.6U CN207455031U (en) | 2017-11-10 | 2017-11-10 | A kind of pipeline for the conveying of fluid state food |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721501640.6U CN207455031U (en) | 2017-11-10 | 2017-11-10 | A kind of pipeline for the conveying of fluid state food |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207455031U true CN207455031U (en) | 2018-06-05 |
Family
ID=62278989
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721501640.6U Expired - Fee Related CN207455031U (en) | 2017-11-10 | 2017-11-10 | A kind of pipeline for the conveying of fluid state food |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207455031U (en) |
-
2017
- 2017-11-10 CN CN201721501640.6U patent/CN207455031U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109351313B (en) | Reaction kettle with heat exchange and surface increasing device | |
| CN107606356A (en) | It is a kind of can Fast Installation or dismounting metal hose joint | |
| CN107740900A (en) | A kind of pipeline of fluid food conveying | |
| CN201810944U (en) | Jacket heat-preservation flexible metal tube | |
| CN207455031U (en) | A kind of pipeline for the conveying of fluid state food | |
| CN105283730A (en) | Hygienic heat exchanger | |
| CN108050319A (en) | A kind of metal straight pipe sealed fitting | |
| CN207716928U (en) | A kind of chimney cooler with detachable heat exchanger tube | |
| CN105570591B (en) | A kind of variable more logical hydraulic fittings of two-way | |
| CN207455065U (en) | A kind of raw-food material conveys heat tracing pipeline | |
| CN107859812A (en) | Heat tracing pipeline is used in a kind of raw-food material conveying | |
| CN204198687U (en) | The ethane cracking furnace 2-1-1-1 type radiating furnace tube in 8-shaped cross section | |
| CN106903852A (en) | Novel die temperature adjuster | |
| CN208567598U (en) | A kind of plug-in type binary channels wall hanging heat exchanger | |
| CN206130358U (en) | Connection structure of pipeline is moulded to lining fluorine | |
| CN207985778U (en) | A kind of removable storage tank internal heater | |
| CN107461559B (en) | A kind of connector of metal hose | |
| CN201926176U (en) | Water tank for water heater | |
| CN207034445U (en) | A kind of metal bellow joint sealing device | |
| CN206488458U (en) | A kind of heat-exchange device of detachable cooking heating boiler | |
| CN205593372U (en) | Box hat induction furnace freely overturns | |
| CN110925502B (en) | Metal hose with good installation tightness | |
| CN206965173U (en) | A kind of additive reactor steam condensing reflux device | |
| CN212673909U (en) | Box type detachable glass lining tube type heat exchanger | |
| CN107387910A (en) | A kind of application method of the joint of metal hose |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20180605 Termination date: 20181110 |