CN210266728U

CN210266728U - Metering device water bath double-pipeline system

Info

Publication number: CN210266728U
Application number: CN201920780065.0U
Authority: CN
Inventors: 刘峰; 郭其林; 张华�; 孟庆蓉
Original assignee: Wanhua Hexiang Plate Industry Gong'an County Co ltd
Current assignee: Wanhua Hexiang Plate Industry Gong'an County Co ltd
Priority date: 2019-05-28
Filing date: 2019-05-28
Publication date: 2020-04-07
Anticipated expiration: 2029-05-28

Abstract

The utility model relates to an artificial panel production facility technical field discloses a metering device water bath double pipe system, including the hot-water tank, two transport pipe ways, the shunt tubes, the confluence pipe, be provided with a feed inlet one and two discharge gates one on the shunt tubes, be provided with a discharge gate two and two feed inlets two on the confluence pipe, be linked together through two transport pipe ways respectively between discharge gate one and the feed inlet two, the discharge gate one and the feed inlet two that are linked together with transport pipe way are provided with the valve, the transport pipe way cover is equipped with water bath pipe, water bath pipe both ends are provided with water inlet and delivery port respectively, be connected with the inlet channel between hot-water tank and the water inlet, be connected with outlet conduit between hot-. The utility model has the advantages of it is following and effect: heating and insulating the conveying pipeline to prevent the pipe explosion caused by the solidification of glue in the conveying pipeline; when a transportation pipeline is damaged, the working pipeline can be replaced by adjusting the valve, and the metering device can also work normally during maintenance.

Description

Metering device water bath double-pipeline system

Technical Field

The utility model relates to an artificial panel production facility technical field, in particular to metering device water bath double pipe system.

Background

The metering device monitors the glue application amount in a glue application process link in the technical field of artificial board production equipment, and ensures that the product can achieve the required process effect. Chinese patent No. CN206812161U discloses a double metering glue applying system, which comprises a glue metering system and a glue applying control system, wherein the glue metering system is composed of a weight loss metering system and an electromagnetic pipeline flow metering system, and the electromagnetic pipeline flow metering system is connected with an automatic cleaning system.

However, the above-mentioned system still has the following disadvantages: the colloid is easy to solidify to cause the pipeline to influence the measurement precision; meanwhile, due to the blockage of the pipeline, the pressure in the pipeline is too high, so that the pipe explosion is caused, the damage to personnel is caused, and the raw materials are wasted. When the pipeline is burst or damaged, the device can not work normally when the pipeline is maintained and replaced, and the working efficiency is affected.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a metering device water bath double pipe system has the effect that prevents the polyurethane adhesive solidification in the transportation pipeline.

The above technical purpose of the present invention can be achieved by the following technical solutions: a metering device water bath double-pipeline system comprises a hot water tank, a first conveying pipeline, a second conveying pipeline, a flow dividing pipe and a flow combining pipe, wherein a first feeding hole and two first discharging holes are formed in the flow dividing pipe, a second discharging hole and two second feeding holes are formed in the flow combining pipe, the first discharging hole and the second feeding hole are respectively communicated with the first conveying pipeline and the second conveying pipeline through the first conveying pipeline, a first valve and a second valve are respectively arranged on the first discharging hole and the second feeding hole which are communicated with the first conveying pipeline, a third valve and a fourth valve are respectively arranged on the first discharging hole and the second feeding hole which are communicated with the second conveying pipeline, a first water bath pipe and a second water bath pipe are respectively sleeved on the outer walls of the first conveying pipeline and the second conveying pipeline, a first water inlet and a first water outlet are respectively arranged at two ends of the first water, and a water inlet II and a water outlet II are respectively arranged at two ends of the water bath pipe II, a water inlet pipeline is connected between the hot water tank and the water inlet I and the water inlet II, and a water outlet pipeline is connected between the hot water tank and the water outlet I and the water outlet II.

By adopting the technical scheme, the water bath heating pipe is sleeved on the outer wall of the conveying pipeline, so that the heating and heat preservation of the conveying pipeline are realized, and the phenomenon that the pressure in the conveying pipeline is too high to cause pipe explosion due to the solidification of the polyurethane adhesive in the conveying pipeline is prevented; through setting up double-barrelled system, when a transportation pipeline appears damaged, can open the valve at another transportation pipeline both ends, close the valve at damaged transportation pipeline both ends, change damaged transportation pipeline, guaranteed that metering device also can normally work when having the pipeline to go wrong.

The utility model discloses a further set up to: the water inlet pipeline comprises a first water inlet pipe, a second water inlet pipe, a third water inlet pipe and a first diversion water pipe, a first water inlet diversion port, a second water inlet diversion port and a third water inlet diversion port are arranged on the first diversion water pipe, two ends of the first water inlet pipe are respectively connected with the first water inlet diversion port and the first water inlet, two ends of the second water inlet pipe are respectively connected with the second water inlet diversion port and the second water inlet, two ends of the third water inlet pipe are respectively connected with the third water inlet diversion port and the bottom of the hot water tank, the water outlet pipeline comprises a first water outlet pipe, a second water outlet pipe, a third diversion water outlet pipe and a second diversion water outlet diversion water pipe, a first water outlet diversion port, a second water outlet diversion port and a third water outlet diversion port are arranged on the second diversion water pipe, two ends of the first water outlet pipe are respectively connected with the first water outlet diversion port and the first water outlet port, and two ends of the water outlet pipe III are respectively connected to the water outlet branch port III and the top of the hot water tank.

By adopting the technical scheme, the diversion water pipe is arranged, the length of the required water pipe is shortened, and the cost is reduced; meanwhile, the heat loss of hot water in the transportation process is reduced, and resources are saved.

The utility model discloses a further set up to: the water inlet pipe I and the water inlet pipe II are respectively provided with a first throttle valve and a second throttle valve, the water outlet pipe I and the water outlet pipe II are respectively provided with a one-way valve, and the water outlet pipe III is provided with a water pump.

By adopting the technical scheme, the throttle valves are arranged at the two water inlet pipes, when one conveying pipeline has problems and needs to be replaced, the throttle valve on the conveying pipeline is closed, and the throttle valve on the other conveying pipeline is opened, so that the metering device can be conveniently replaced while working normally; the two water outlet pipes are provided with one-way valves, so that hot water is prevented from flowing back to the other water bath pipe through the diversion water pipe II when one water bath pipe works, and heat loss and waste are caused; the water pump is arranged to ensure that hot water circularly flows in the water bath pipe, and the heating and heat preservation effects are improved.

The utility model discloses a further set up to: and a filter is arranged on the water outlet pipe III.

Through adopting above-mentioned technical scheme, when the transportation pipeline of work appears the breakage, during the polyurethane adhesive flowed into the water bath pipe, then whether the accessible is audio-visual to observe in the filter has the polyurethane adhesive, judges whether need to change the transportation pipeline.

The utility model discloses a further set up to: the hot water tank is internally provided with an electric heating rod, the hot water tank is provided with a water replenishing port, and an end cover is hinged to the water replenishing port.

By adopting the technical scheme, the electric heating rod is arranged, so that the effective water temperature in the hot water tank is ensured, and the heat preservation effect is improved; the water replenishing port and the end cover are arranged, when hot water in the hot water tank is damaged due to replacement of a transportation pipeline, the end cover can be opened, and water is replenished into the hot water tank from the water replenishing port.

To sum up, the utility model discloses following beneficial effect has: the polyurethane adhesive body is transported in the transportation pipeline, and the water bath heating pipe is sleeved on the outer wall of the transportation pipeline, so that the heating and heat preservation of the transportation pipeline are realized, and the phenomena that the metering precision is reduced and the pressure in the transportation pipeline is overlarge to cause pipe explosion due to the solidification of the polyurethane adhesive in the transportation pipeline are prevented; secondly, by arranging the double-pipe system, when one conveying pipeline is damaged, the valves at two ends of the other conveying pipeline can be opened, the valves at two ends of the damaged conveying pipeline are closed, the damaged conveying pipeline is replaced, and the metering device can work normally even if the pipeline has problems; and thirdly, when the transport pipeline is damaged, the polyurethane adhesive flows into the water bath pipe, and whether the transport pipeline needs to be replaced or not can be judged by visually observing whether the polyurethane adhesive exists in the filter or not.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a structural relationship diagram of the present embodiment.

Fig. 2 is an assembly relationship diagram of the first transportation pipeline, the second transportation pipeline, the diversion pipeline and the confluence pipeline in the embodiment.

FIG. 3 is an enlarged view of the embodiment A

FIG. 4 is an enlarged view of the embodiment B

FIG. 5 is a view showing the structure of the hot water tank according to the embodiment

FIG. 6 is a view showing a structure of a transfer pipe according to the present embodiment

FIG. 7 is a view showing the first and second diversion pipes of the present embodiment

In the figure, 1, a hot water tank; 11. a water replenishing port; 111. an end cap; 12. an electrical heating rod; 21. a first conveying pipeline; 211. a first water bath pipe; 212. a first water inlet; 213. a first water outlet; 22. a second conveying pipeline; 221. a second water bath pipe; 222. a water inlet II; 223. a water outlet II; 3. a shunt tube; 31. a first feeding hole; 32. a first discharge hole; 321. a first valve; 322. a third valve; 4. a confluence pipe; 41. a discharge hole II; 42. a second feeding hole; 421. a second valve; 422. a fourth valve; 5. a water inlet pipe; 51. a first water inlet pipe; 511. a first throttling valve; 52. a water inlet pipe II; 521. a second throttle valve; 53. a third water inlet pipe; 54. a first diversion water pipe; 541. a water inlet branch port I; 542. a second water inlet branch port; 543. a third water inlet branch port; 6. a water outlet pipeline; 61. a first water outlet pipe; 611. a one-way valve; 62. a water outlet pipe II; 63. a third water outlet pipe; 64. a second diversion water pipe; 641. a first water outlet flow distributing port; 642. a second water outlet flow distributing port; 643. a third water outlet branch port; 65. a water pump; 66. and (3) a filter.

Detailed Description

The technical solution of the present invention will be clearly and completely described below with reference to the specific embodiments. It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Embodiment 1, a metering device water bath double-pipe system, as shown in fig. 1, 2 and 6, comprises a hot water tank 1, a first transport pipe 21, a second transport pipe 22, a shunt pipe 3 and a confluence pipe 4, wherein the first shunt pipe 3 is provided with a first inlet 31 and two first outlets 32, the confluence pipe 4 is provided with a second outlet 41 and two second inlets 42, the first outlet 32 and the second inlets 42 are respectively communicated with the second transport pipe 22 through the first transport pipe 21, the first outlet 32 and the second inlets 42 communicated with the first transport pipe 21 are respectively provided with a first valve 321 and a second valve 421, the first outlet 32 and the second inlets 42 communicated with the second transport pipe 22 are respectively provided with a third valve 322 and a fourth valve 422, the outer walls of the first transport pipe 21 and the second transport pipe 22 are respectively sleeved with a first water bath pipe 211 and a second water bath pipe 221, the two ends of the first water bath pipe 211 are respectively provided with a first inlet 212 and a first outlet 213, two ends of the second water bath pipe 221 are respectively provided with a second water inlet 222 and a second water outlet 223, a water inlet pipeline 5 is connected between the hot water tank 1 and the first water inlet 212 and the second water inlet 222, and a water outlet pipeline 6 is connected between the hot water tank 1 and the first water outlet 213 and the second water outlet 223. And opening the first valve 321 and the second valve 421, closing the third valve 322 and the fourth valve 422, and transporting the first transport pipeline 21, wherein when the first transport pipeline 21 is damaged, the third valve 322 and the fourth valve 422 can be opened, the first valve 321 and the second valve 421 are closed, and the second transport pipeline 22 is transported, so that the first transport pipeline 21 is maintained and replaced.

As shown in fig. 1, 3, 4 and 7, the water inlet pipe 5 includes a first water inlet pipe 51, a second water inlet pipe 52, a third water inlet pipe 53 and a first diversion water pipe 54, the first diversion water pipe 54 is provided with a first water inlet diversion port 541, a second water inlet diversion port 542 and a third water inlet diversion port 543, two ends of the first water inlet pipe 51 are respectively connected to the first water inlet diversion port 541 and the first water inlet 212, two ends of the second water inlet pipe 52 are respectively connected to the second water inlet diversion port 542 and the second water inlet 222, two ends of the third water inlet pipe 53 are respectively connected to the third water inlet diversion port 543 and the bottom of the hot water tank 1, the first water inlet pipe 51 and the second water inlet pipe 52 are respectively provided with a first throttle valve 511 and a second throttle valve 521, the water outlet pipe 6 includes a first water outlet pipe 61, a second water outlet pipe 62, a third water outlet pipe 63 and a second diversion water pipe 64, the second diversion water outlet diversion pipe 64 is provided with a first water outlet diversion port 642 and a, two ends of the second water outlet pipe 62 are respectively connected to the second water outlet flow dividing port 642 and the second water outlet 223, two ends of the third water outlet pipe 63 are respectively connected to the third water outlet flow dividing port 643 and the top of the hot water tank 1, the first water outlet pipe 61 and the second water outlet pipe 62 are respectively provided with a check valve 611, the third water outlet pipe 63 is provided with a water pump 65, and the third water outlet pipe 63 is provided with a filter 66. When the first conveying pipeline 21 works, the first throttle valve 511 is opened, the second throttle valve 521 is closed, hot water enters the first water bath pipe 211 from the first water inlet 212 and flows out from the first water outlet 213, the hot water circulates between the hot water tank 1 and the water bath pipe through the water pump 65, the check valve 611 prevents the hot water from flowing back into the second water bath pipe 221, when polyurethane adhesive exists in the filter 66, it can be judged that the first conveying pipeline 21 is damaged, the second throttle valve 521 is opened while the conveying pipeline is replaced, the first throttle valve 511 is closed, and the hot water is introduced into the second water bath pipe 221.

As shown in fig. 5, an electric heating rod 12 is provided in the hot water tank 1, a water replenishing port 11 is provided in the hot water tank 1, an end cover 111 is hinged to the water replenishing port 11, and when the hot water in the hot water tank 1 is excessively consumed, the end cover 111 is opened to add water to the hot water tank 1.

Opening a first valve 321, a second valve 421 and a first throttle valve 511, closing a third valve 322, a fourth valve 422 and a second throttle valve 521, starting a water pump 65 and an electric heating rod 12, leading hot water from the hot water tank 1 to enter a first water bath pipe 211 from a first water inlet 212 through a third water inlet pipe 53, a first shunt water pipe 54 and a first water inlet pipe 51 to heat and preserve polyurethane adhesive in a first conveying pipeline 21, then leading the hot water to return to the hot water tank 1 from a first water outlet 213 through a first water outlet pipe 61, a second shunt water pipe 64, a third water outlet pipe 63, the water pump 65 and a filter 66, indicating that the first conveying pipeline is broken when the polyurethane adhesive is found in the filter 66, opening the third valve 322, the fourth valve 422 and the second throttle valve 521, closing the first valve 321, the second valve 421 and the first throttle valve 511, leading water from the hot water tank 1 to enter the second water bath pipe 221 through the third water inlet pipe 53, the first shunt water pipe 54 and the second water, and then the water returns to the hot water tank 1 from the water outlet II 223 through the water outlet pipe II 62, the shunt water pipe II 64, the water outlet pipe III 63, the water pump 65 and the filter 66, the transportation pipeline I21 is maintained and replaced at the moment, and when the water in the hot water tank 1 is excessively consumed, the end cover 111 is opened, and water is added into the hot water tank 1 from the water replenishing port 11.

Claims

1. The utility model provides a metering device water bath double pipe system which characterized in that: comprises a hot water tank (1), a first conveying pipeline (21), a second conveying pipeline (22), a shunt pipe (3) and a confluence pipe (4), wherein the shunt pipe (3) is provided with a first feeding hole (31) and two first discharging holes (32), the confluence pipe (4) is provided with a second discharging hole (41) and two second feeding holes (42), the first discharging hole (32) and the second feeding hole (42) are respectively communicated with the second conveying pipeline (21) and the second conveying pipeline (22), the first discharging hole (32) and the second feeding hole (42) communicated with the first conveying pipeline (21) are respectively provided with a first valve (321) and a second valve (421), the first discharging hole (32) and the second feeding hole (42) communicated with the second conveying pipeline (22) are respectively provided with a third valve (322) and a fourth valve (422), transport pipeline one (21) with it is equipped with water bath pipe one (211) and water bath pipe two (221) to overlap respectively on transport pipeline two (22) outer wall, water bath pipe one (211) both ends are provided with water inlet one (212) and delivery port one (213) respectively, water bath pipe two (221) both ends are provided with water inlet two (222) and delivery port two (223) respectively, hot-water tank (1) with be connected with inlet channel (5) between water inlet one (212), the water inlet two (222), hot-water tank (1) with delivery port one (213) be connected with outlet conduit (6) between the delivery port two (223).

2. The metering device water bath double-pipe system as claimed in claim 1, wherein: inlet channel (5) are including inlet tube one (51), inlet tube two (52), inlet tube three (53), reposition of redundant personnel water pipe one (54), be provided with into water reposition of redundant personnel mouth one (541), into water reposition of redundant personnel mouth two (542), into water reposition of redundant personnel mouth three (543) on reposition of redundant personnel water pipe one (54), inlet tube one (51) both ends connect respectively in into water reposition of redundant personnel mouth one (541) and water inlet one (212), inlet tube two (52) both ends connect respectively in into water reposition of redundant personnel mouth two (542) with water inlet two (222), inlet tube three (53) both ends connect respectively in into water reposition of redundant personnel mouth three (543) with hot-water tank (1) bottom, outlet channel (6) are including one (61), outlet tube two (62), outlet tube three (63), reposition of redundant personnel water pipe two (64), be provided with out water reposition of redundant personnel mouth one (641) on reposition of redundant personnel water pipe two (64), The water outlet device comprises a second water outlet branch port (642) and a third water outlet branch port (643), two ends of the first water outlet pipe (61) are respectively connected to the first water outlet branch port (641) and the first water outlet (213), two ends of the second water outlet pipe (62) are respectively connected to the second water outlet branch port (642) and the second water outlet (223), and two ends of the third water outlet pipe (63) are respectively connected to the third water outlet branch port (643) and the top of the hot water tank (1).

3. The metering device water bath double-pipe system as claimed in claim 2, characterized in that: the water inlet pipe I (51) and the water inlet pipe II (52) are respectively provided with a first throttle valve (511) and a second throttle valve (521), the water outlet pipe I (61) and the water outlet pipe II (62) are respectively provided with a one-way valve (611), and the water outlet pipe III (63) is provided with a water pump (65).

4. The metering device water bath double-pipe system as claimed in claim 2, characterized in that: and a filter (66) is arranged on the water outlet pipe III (63).

5. The metering device water bath double-pipeline system as claimed in claim 4, wherein: the hot water tank is characterized in that an electric heating rod (12) is arranged in the hot water tank (1), a water replenishing port (11) is arranged on the hot water tank (1), and an end cover (111) is hinged to the water replenishing port (11).