CN212102881U

CN212102881U - Vacuum chamber cooling structure of leather vacuum dryer

Info

Publication number: CN212102881U
Application number: CN201922070548.4U
Authority: CN
Inventors: 张旭东
Original assignee: Nantong New Jinfeng Leather Machinery Co ltd
Current assignee: Nantong New Jinfeng Leather Machinery Co ltd
Priority date: 2019-11-26
Filing date: 2019-11-26
Publication date: 2020-12-08
Anticipated expiration: 2029-11-26

Abstract

The utility model discloses a vacuum chamber cooling structure of a leather vacuum dryer, which comprises a vacuum chamber, wherein a vacuum plate hot water channel is arranged inside the vacuum chamber, a condensation array pipe is arranged at the bottom of the vacuum chamber, a hot water inlet is arranged at one end of the vacuum plate hot water channel, a second condensate water outlet is arranged at one side of the hot water inlet, a cooling water pipe is arranged inside the condensation array pipe, a cooling water outlet is arranged at one end of the cooling water pipe, a cooling water inlet is arranged at the other end of the cooling water pipe, and a vacuum pump is arranged at one side of the cooling water inlet to pump out a gas outlet; a real empty room cooling structure of leather vacuum drying machine, through the condensation tubulation that adopts through-type and increase condenser tube for tubulation length increases, before cooling water temperature still does not produce the high temperature, quick taking away the heat, thereby increased the cooling effect, simple structure is convenient for install, convenient to use has good use prospect.

Description

Vacuum chamber cooling structure of leather vacuum dryer

Technical Field

The utility model belongs to the technical field of the desiccator, in particular to real empty room cooling structure of leather vacuum drying machine.

Background

Vacuum cooling, because the water molecule has higher energy than the liquid water molecule, so the water must absorb the latent heat of vaporization when vaporizing, and its latent heat of vaporization is the principle that rises with the decline of the boiling point, put the processing thing into the airtight vacuum box that can endure certain negative pressure, using the appropriate vacuum system to bleed, with the vacuum degree in the vacuum box increasing constantly, the boiling point temperature of the water reduces constantly, the water becomes easy to vaporize, only can absorb the heat from the processing thing oneself when the water vaporizes, the processing thing can get the fast cooling; at present, the leather need enter into the desiccator vacuum chamber in the drying, then take liquid and space gas into the vacuum chamber and cool off in with the leather, and traditional condensation tubulation is U type tubulation, the cooling water is business turn over at one end, when the cooling water does not circulate the round and go out, the cooling water has the high temperature, the cooling effect has been reduced, simultaneously, fixed and sealing connection of original tubulation and real empty room terminal surface flange just produced the interference, it is too complicated to make its installation, the tradition is vacuum tube on the face, make vacuum tube mechanism welding process more difficult on the face, inconvenience has been brought for the use, we propose the real empty room cooling structure of leather vacuum desiccator.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a real empty room cooling structure of leather vacuum drying machine can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a vacuum chamber cooling structure of a leather vacuum dryer comprises a vacuum chamber, a vacuum plate hot water channel is arranged in the vacuum chamber, and the bottom of the vacuum chamber is provided with a condensing tube array, one end of the vacuum plate hot water channel is provided with a hot water inlet, and one side of the hot water inlet is provided with a second condensed water outlet, a cooling water pipe is arranged in the condensing tube, and one end of the cooling water pipe is provided with a cooling water outlet, the other end of the cooling water pipe is provided with a cooling water inlet, and one side of the cooling water inlet is provided with a vacuum pump exhaust gas outlet, a second check valve is arranged below the vacuum pump exhaust gas outlet, one side of the cooling water outlet is provided with a vacuum tube, and a water drain pipe is arranged below the vacuum pipe, a one-way valve is installed at the front end of the water drain pipe, and a vacuum gas release valve is installed at the upper end of the vacuum pipe.

Preferably, the shape of the condensation tubes is a straight-through type.

Preferably, the two ends of the condensation column pipe are both provided with rubber telescopic pipes, and the rubber telescopic pipes are constructed by pressure-resistant and high-temperature-resistant materials.

Preferably, joints are installed at the cooling water inlet and the cooling water outlet, and the rubber telescopic pipe sealing connection part tightly holds the joints through a powerful hoop.

Preferably, the front end of the first check valve is provided with a first condensed water outlet.

Compared with the prior art, the utility model discloses following beneficial effect has: according to the vacuum chamber cooling structure of the leather vacuum dryer, a water inlet joint and a water outlet joint of cooling water of the vacuum chamber are additionally arranged; two pressure-resistant and high-temperature-resistant rubber extension pipes are selected to be connected with the cooling array pipe, and the sealing connection part is tightly held by a connector through a strong hoop, so that the sealing problem is solved, and the installation is simple; the problem that the traditional fixing and sealing connection of the tube array and the end face flange of the vacuum chamber generates interference to cause too complex installation is effectively solved; secondly, by adding a vacuum gas release valve, a vacuum tube is arranged in the vacuum chamber, the problem of difficulty in welding a vacuum tube mechanism on the surface of the vacuum tube is effectively solved, and meanwhile, condensed water discharge pipes at two ends of the vacuum chamber are added, when the water content of the leather is too large and the condensed water is too much, the condensed water is firstly released in the vacuum chamber by combining the matching use of a one-way valve, and when the vacuum is pumped, the one-way valve is tightly closed; after vacuum is released, the air on the board surface is communicated with the atmosphere, the one-way valve is opened, and then the condensed water is released, so that the cooling effect is increased.

Drawings

FIG. 1 is a schematic view of the whole structure of a vacuum chamber cooling structure of a leather vacuum dryer of the present invention;

FIG. 2 is a schematic view of a condensation tube array in a vacuum chamber cooling structure of a leather vacuum dryer of the present invention;

FIG. 3 is a left side view of a cooling structure condenser tube in a vacuum chamber of a leather vacuum dryer of the present invention;

FIG. 4 is a right side view of a cooling structure condenser tube of a vacuum chamber of a leather vacuum dryer of the present invention;

fig. 5 is the traditional structure schematic diagram of the vacuum chamber cooling structure of the leather vacuum dryer of the present invention.

In the figure: 1. a vacuum chamber; 2. a first condensed water outlet; 3. a cooling water outlet; 4. a cooling water pipe; 5. Cooling the tubes; 6. a gas outlet is pumped out by a vacuum pump; 7. a cooling water inlet; 8. a second condensed water outlet; 9. a vacuum plate internal hot water channel; 10. a vacuum tube; 11. a first check valve; 12. a second one-way valve; 13. A rubber extension tube; 14. and (5) releasing the vacuum gas.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1 to 5, a vacuum chamber cooling structure of a leather vacuum dryer comprises a vacuum chamber 1, a vacuum plate hot water channel 9 is installed inside the vacuum chamber 1, a condensation tube array 5 is installed at the bottom of the vacuum chamber 1, a hot water inlet is installed at one end of the vacuum plate hot water channel 9, a second condensed water outlet 8 is opened at one side of the hot water inlet, a cooling water pipe 4 is installed inside the condensation tube array 5, a cooling water outlet 3 is arranged at one end of the cooling water pipe 4, a cooling water inlet 7 is opened at the other end of the cooling water pipe 4, a vacuum pump exhaust gas outlet 6 is arranged at one side of the cooling water inlet 7, a second check valve 12 is installed below the vacuum pump exhaust gas outlet 6, a vacuum pipe 10 is arranged at one side of the cooling water outlet 3, a water discharge pipe is arranged below the vacuum pipe 10, a first check valve 11 is installed at the front end of the water discharge pipe, and the front end of the first check valve 11 is provided with a first condensed water outlet 2, and the upper end of the vacuum tube 10 is provided with a vacuum gas release valve 14.

The condensing tube array 5 is in a straight-through type; the two ends of the condensation column pipe 5 are both provided with rubber extension pipes 13, and the rubber extension pipes 13 are constructed by pressure-resistant and high-temperature-resistant materials; the cooling water inlet 7 and the cooling water outlet 3 are provided with joints, and the sealing connection part of the rubber telescopic pipe 13 is tightly held by a strong hoop.

It should be noted that, the utility model relates to a real empty room cooling structure of leather vacuum drying machine, at first install this cooling structure in real empty room 1 bottom, in operation, put into real empty room 1 with the leather inside, internally mounted has the hot water course of vacuum board 9, make hot water can circulate, start real empty room 1 and work, make its inside sealed real empty room 1 that forms, under the vacuum state, the moisture of leather is under the negative pressure effect that is less than atmospheric, can make moisture evaporate out, then liquid in the leather and the gas in the air can enter into condensation tubulation 5, when the leather water content is too big and the comdenstion water is too much, will put into condensation tubulation 5 from water from the water pipe of cooling water inlet 7 department earlier, when taking out the vacuum, carry out the tight closure with check valve 11 and No. two check valves 12; after releasing the vacuum, gaseous by the vacuum pump take out gas outlet 6 discharge from the vacuum pump, make the face air communicate with each other with the atmosphere, secondly open check valve 11 and No. two check valve 12, discharge the comdenstion water from comdenstion water export 2 and No. two comdenstion water exports 8, and simultaneously, condensation tubulation 5 in real empty room 1 is the through type, and cooling water pipe 4 has been increased, cooling water gets into from the cooling water import 7 on the right, again from the cooling water export 3 on the left side, make the cooling water temperature not produce before the high temperature yet, the quick heat of taking away, thereby increased the cooling effect, connect condensation tubulation 5 through two withstand voltage high temperature resistant rubber expansion pipe 13, the joint is held tightly with powerful clamp to the sealing connection part, both solved the sealing problem, solved the too complicated problem of installation before again, and is comparatively practical.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a real empty room cooling structure of leather vacuum drying machine, includes real empty room (1), its characterized in that: the vacuum chamber is characterized in that a vacuum plate hot water channel (9) is arranged inside the vacuum chamber (1), a condensation array pipe (5) is arranged at the bottom of the vacuum chamber (1), a hot water inlet is arranged at one end of the vacuum plate hot water channel (9), a second condensed water outlet (8) is formed in one side of the hot water inlet, a cooling water pipe (4) is arranged inside the condensation array pipe (5), a cooling water outlet (3) is formed in one end of the cooling water pipe (4), a cooling water inlet (7) is formed in the other end of the cooling water pipe (4), a vacuum pump exhaust gas outlet (6) is formed in one side of the cooling water inlet (7), a second check valve (12) is arranged below the vacuum pump exhaust gas outlet (6), a vacuum pipe (10) is arranged on one side of the cooling water outlet (3), a water drain pipe is arranged below the vacuum pipe (10), a first check valve (11) is arranged at the front end of the water drain pipe, and a vacuum gas release valve (14) is installed at the upper end of the vacuum pipe (10).

2. The vacuum chamber cooling structure of leather vacuum dryer according to claim 1, characterized in that: the condensing tube array (5) is in a straight-through type.

3. The vacuum chamber cooling structure of leather vacuum dryer according to claim 1, characterized in that: the two ends of the condensation tube (5) are provided with rubber extension tubes (13), and the rubber extension tubes (13) are constructed by pressure-resistant and high-temperature-resistant materials.

4. The vacuum chamber cooling structure of leather vacuum dryer according to claim 1, characterized in that: the cooling water inlet (7) and the cooling water outlet (3) are provided with joints, and the sealing connection part of the rubber telescopic pipe (13) is tightly held by a strong hoop.

5. The vacuum chamber cooling structure of leather vacuum dryer according to claim 1, characterized in that: the front end of the first check valve (11) is provided with a first condensed water outlet (2).