CN220904334U - Flame compounding machine and fire grate thereof - Google Patents

Abstract

The invention relates to a flame compounding machine and a flame row thereof, wherein the flame row comprises a shell and a plurality of air inlet pipes, a plurality of flame spraying ports are arranged on one side of the shell, a plurality of flame spraying groups are formed by the plurality of flame spraying ports, each flame spraying group comprises at least one flame spraying port, and the plurality of flame spraying groups are arranged at intervals along a preset direction; the air inlet pipes are in one-to-one correspondence with the flame spraying groups, and each air inlet pipe is communicated with the corresponding flame spraying opening in the flame spraying group. The fire grate has the advantages of good flame uniformity and the like.

Description

Flame compounding machine and fire grate thereof

Technical Field

The disclosure relates to the technical field of flame compounding machines, in particular to a flame compounding machine and a flame row thereof.

Background

The flame compounding process is a post-treatment process for a deep processing process of fabric, and specifically, the sponge is burned to generate viscosity, so that the sponge and the fabric are bonded together, and the compounding of the sponge and the fabric is realized. The flame compounding machine is used for implementing a flame compounding process, and the sponge is burned by introducing combustible gas into the fire grate to burn.

At present, a fire row of a flame compounding machine comprises a shell and an air inlet pipe, wherein a plurality of fire spraying ports are formed in the shell and are arranged at intervals along the length direction of the shell, the air inlet pipe is arranged at one side of the length direction of the shell, and combustible gas is communicated to the plurality of fire spraying ports of the shell through the air inlet pipe. Through the flow of the combustible gas of control intake pipe, can only adjust holistic flame height, and be close to the combustible gas flow of the flaming mouth that the intake pipe set up and keep away from the combustible gas flow of the flaming mouth that the intake pipe set up still not different, lead to different flaming mouths' flame intensity difference, the flame intensity homogeneity of fire row promptly is relatively poor, and then leads to the burning degree difference everywhere of sponge, finally leads to the uniformity of composite product relatively poor.

Disclosure of utility model

The present disclosure aims to solve, at least to some extent, one of the technical problems in the related art.

To this end, the present disclosure proposes a fire grate to improve the flame intensity uniformity of the fire grate.

The fire grate comprises a shell and a plurality of air inlet pipes, wherein a plurality of fire spraying ports are formed in one side of the shell, a plurality of fire spraying groups are formed by the plurality of fire spraying ports, each fire spraying group comprises at least one fire spraying port, and the plurality of fire spraying groups are arranged at intervals along a preset direction; the air inlet pipes are in one-to-one correspondence with the flame spraying groups, and each air inlet pipe is communicated with the corresponding flame spraying opening in the flame spraying group.

Optionally, the fire grate further includes a plurality of control valves, where the control valves are in one-to-one correspondence with the air inlet pipes, and each control valve is disposed on a corresponding air inlet pipe, so as to control the flow of the combustible gas in the corresponding air inlet pipe.

Optionally, the control valve is a solenoid valve.

Optionally, the fire grate further includes a plurality of flow detection devices, where the flow detection devices are in one-to-one correspondence with the air inlet pipes, and each flow detection device is disposed on a corresponding air inlet pipe, so as to detect the flow of the combustible gas in the corresponding air inlet pipe.

Optionally, the housing has a chamber, and a plurality of the flame ports are all communicated with the chamber; each flame spraying group comprises a flame spraying opening, at least one part of each air inlet pipe is arranged in the cavity, and one end of each air inlet pipe is connected with the corresponding flame spraying opening.

Optionally, the casing has a cavity and a plurality of communication ports, the communication ports and the fire spraying ports are arranged on two opposite sides of the casing, the plurality of fire spraying ports and the plurality of communication ports are all communicated with the cavity, the plurality of communication ports are arranged at intervals along the preset direction, the plurality of communication ports and the plurality of fire spraying groups are in one-to-one correspondence, and each communication port is arranged towards the corresponding fire spraying group; the air inlet pipe is arranged on the outer side of the cavity, the communication ports and the air inlet pipes are in one-to-one correspondence, and each air inlet pipe is connected with the corresponding communication port.

Optionally, each fire spraying group comprises two fire spraying ports, and each communication port is arranged between two fire spraying ports in the corresponding fire spraying group.

Optionally, each fire spraying group comprises a fire spraying port, and each communication port is aligned with the corresponding fire spraying port.

Optionally, the fire grate further comprises a main air pipe, a plurality of air inlet pipes are connected with the main air pipe, and the main air pipe is used for allowing combustible gas to enter.

According to the fire grate, the plurality of fire spraying ports of the shell are divided into the fire spraying groups which are arranged at intervals along the preset direction, the plurality of air inlet pipes which are in one-to-one correspondence with the fire spraying groups are arranged, each air inlet pipe is communicated with the fire spraying ports in the corresponding fire spraying groups, so that combustible gas can reach the fire spraying ports in the same fire spraying group corresponding to the air inlet pipe through the air inlet pipes, and each air inlet pipe supplies the combustible gas only to the fire spraying ports in the same fire spraying group. When the flame spraying group comprises more than two flame spraying ports, each air inlet pipe supplies combustible gas to the flame spraying ports in the same flame spraying group, so that the distances between the flame spraying ports in the flame spraying group and the outlet ends of the air inlet pipes are not too large, the combustible gas flow rate at the positions of the flame spraying ports in the flame spraying group is not too large, and the flame intensity uniformity of the flame spraying ports in the same flame spraying group is better, and therefore, the flame intensity uniformity of the flame spraying ports can be improved by controlling the flow rate of the combustible gas of each air inlet pipe; when the flame spraying group only comprises one flame spraying opening, the flame intensity uniformity of each flame spraying opening can be improved by controlling the flow rate of the combustible gas of each air inlet pipe.

Drawings

FIG. 1 is a cross-sectional view of a fire grate in accordance with one embodiment of the present disclosure.

Fig. 2 is a cross-sectional view of a fire grate in accordance with another embodiment of the present disclosure.

Fig. 3 is a cross-sectional view of a fire grate in accordance with yet another embodiment of the present disclosure.

Reference numerals:

100. Discharging fire;

1. a housing; 11. a flame spraying port; 110. a flame spraying group; 12. a chamber; 13. a communication port; 101. a first sidewall; 102. a second sidewall;

2. an air inlet pipe; 21. a first section; 22. a second section;

3. A control valve;

4. A flow rate detection device;

200. And a control unit.

Detailed Description

Embodiments of the present disclosure, examples of which are illustrated in the accompanying drawings, are described in detail below. The embodiments described below by referring to the drawings are exemplary and intended for the purpose of explaining the present disclosure and are not to be construed as limiting the present disclosure.

As shown in fig. 1 to 3, a fire grate 100 of the embodiment of the present disclosure includes a housing 1 and a plurality of air inlet pipes 2, one side of the housing 1 is provided with a plurality of fire-spraying ports 11, the plurality of fire-spraying ports 11 form a plurality of fire-spraying groups 110, each fire-spraying group 110 includes at least one fire-spraying port 11, and the plurality of fire-spraying groups 110 are arranged at intervals along a preset direction. The plurality of air inlet pipes 2 are in one-to-one correspondence with the plurality of flame groups 110, and each air inlet pipe 2 is communicated with the flame ports 11 in the corresponding flame group 110. The casing 1 may be cubic, and the preset direction may be a length direction of the casing 1.

According to the fire grate 100 of the embodiment of the disclosure, the plurality of fire openings 11 of the shell 1 are divided into the fire groups 110 which are arranged at intervals along the preset direction, and the plurality of air inlet pipes 2 which are in one-to-one correspondence with the fire groups 110 are arranged, each air inlet pipe 2 is communicated with the fire openings 11 in the corresponding fire group 110, so that the combustible gas can reach the fire openings 11 in the same fire group 110 corresponding to the air inlet pipe 2 through the air inlet pipe 2, and each air inlet pipe 2 only supplies the combustible gas to the fire openings 11 in the same fire group 110. When the flame spraying group 110 includes more than two flame spraying ports 11, each air inlet pipe 2 supplies the combustible gas to only the flame spraying ports 11 in the same flame spraying group 110, so that the distances between the flame spraying ports 11 in the flame spraying group 110 and the outlet ends of the air inlet pipes 2 are not too large, the combustible gas flow rate at the positions of the flame spraying ports 11 in the flame spraying group 110 is not too large, and the flame intensity uniformity of the flame spraying ports 11 in the same flame spraying group 110 is better, and therefore, the flame intensity uniformity of the flame spraying ports 11 can be improved by controlling the flow rate of the combustible gas of each air inlet pipe 2; when the flame group 110 includes only one flame port 11, by controlling the flow rate of the combustible gas of each intake pipe 2, the flame intensity uniformity of each flame port 11 can be improved.

Accordingly, the fire grate 100 of the embodiments of the present disclosure has advantages such as good flame uniformity.

When the fire grate 100 of the embodiment of the present disclosure is used in a flame compounding process, the consistency of the degree of combustion throughout the sponge may be improved, and thus the thickness uniformity of the composite product may be improved.

Furthermore, it is understood that when the local flame intensity of the fire grate 100 is high, it is easy to cause local excessive burning of the sponge, and thus cause a high odor, i.e., poor VOC of the composite product; when the local flame intensity of the fire grate 100 is weaker, the sponge is easy to burn insufficiently locally, and the stripping force of the composite product after the composition is disqualified, so that the qualification rate of the composite product is affected. The fire grate 100 of the embodiment of the present disclosure, due to improving the uniformity of the flame intensity of each fire nozzle 11, can avoid the problems of excessive local combustion and insufficient local combustion of the sponge by controlling the flow rate of the combustible gas of each air inlet pipe 2, thereby reducing the odor in the flame compounding process and improving the qualification rate of the compound product.

In some embodiments, as shown in fig. 1 to 3, the fire grate 100 further includes a plurality of control valves 3, and the plurality of control valves 3 are in one-to-one correspondence with the plurality of air intake pipes 2. Each control valve 3 is provided to the corresponding intake pipe 2 for controlling the flow rate of the combustible gas in the corresponding intake pipe 2.

Through all setting up control valve 3 on every intake pipe 2, utilize control valve 3 to make things convenient for the user to control the flow of the combustible gas in every intake pipe 2 as required.

Of course, in other embodiments, each intake pipe 2 may be connected to a different fuel tank, and the flow rate of the combustible gas in each intake pipe 2 may be controlled by a control valve of the fuel tank.

Alternatively, the control valve 3 is a solenoid valve.

By setting the control valve 3 as an electromagnetic valve, the automatic control of the combustible gas flow in each air inlet pipe 2 is conveniently realized, for example, as shown in fig. 1 to 3, the control valve 3 of the fire grate 100 is all in communication connection with the control unit 200, and the control unit 200 is utilized to realize the automatic control of the combustible gas flow in each air inlet pipe 2, so that the use convenience and flame intensity uniformity of the fire grate 100 are improved. The control unit 200 may be a computer or the like.

In some embodiments, as shown in fig. 1 to 3, the fire grate 100 further includes a plurality of flow rate detection devices 4, where the plurality of flow rate detection devices 4 are in one-to-one correspondence with the plurality of air intake pipes 2. Each flow rate detection device 4 is provided to the corresponding intake pipe 2 for detecting the flow rate of the combustible gas in the corresponding intake pipe 2. The flow detection device 4 may be a flow sensor or a flowmeter.

By arranging the flow detection device 4 on each air inlet pipe 2, the flow of the combustible gas in each air inlet pipe 2 can be detected, on one hand, a user can conveniently and accurately adjust the flow of the combustible gas in the air inlet pipe 2 according to the needs, and the flame intensity uniformity of each flame spraying port 11 is further improved; on the other hand, the flame intensity change caused by the fluctuation of the flow of the combustible gas in the production process can be monitored in real time through the flow detection device 4 and fed back to the control unit 200, and the control unit 200 can adjust the flow of the combustible gas in the air inlet pipe 2 in real time by utilizing the control valve 3 according to the monitoring result.

Further, by providing the flow rate detection device 4 for each intake pipe 2, it is also possible to determine whether or not the corresponding flame ports 11 are clogged by the detection result of the flow rate detection device 4, and for example, it is possible to determine that the flame ports 11 are clogged by a sudden increase in the flow rate value detected by the flow rate detection device 4. When a blockage problem of the fire port 11 is detected, the control unit 200 is fed back, or a warning is issued to remind a worker to check the fire grate 100.

In other embodiments, the flow rate detection device 4 may not be provided, and the user may adjust the flow rate of the combustible gas in the corresponding intake pipe 2 according to the difference in the observed flame heights.

In some embodiments, as shown in fig. 1, the housing 1 has a chamber 12, and a plurality of flame ports 11 are each in communication with the chamber 12. Each of the flame groups 110 includes one flame port 11, at least a portion of each of the air inlet pipes 2 is provided in the chamber 12, and one end of each of the air inlet pipes 2 is connected to the corresponding flame port 11.

For example, as shown in fig. 1, the intake pipe 2 includes a first section 21 and a second section 22, the first section 21 is disposed in the chamber 12, the second section 22 is disposed outside the chamber 12, and an end of the second section 22 remote from the first section 21 is supplied with combustible gas.

As shown in fig. 1, the combustible gas enters each of the intake pipes 2 along the arrow in fig. 1, and then passes through each of the intake pipes 2 to reach the corresponding flame ports 11.

By setting each flame spraying group 110 to include one flame spraying port 11, the air inlet pipes 2 are in one-to-one correspondence with the flame spraying ports 11, that is, each air inlet pipe 2 only provides combustible gas for the corresponding flame spraying port 11, and by controlling the flow of the combustible gas in each air inlet pipe 2, the flow of the combustible gas in each air inlet pipe 2 is equal, so that the flame intensity uniformity of each flame spraying port 11 can be ensured, and the flame intensity uniformity of each flame spraying port 11 of the flame row 100 is further improved. In addition, at least a part of each air inlet pipe 2 is arranged in the cavity 12, so that the whole volume of the fire row 100 can be reduced; and can avoid the outside of casing 1 to have more pipelines, influence the user and use and accomodate fire row 100, be favorable to improving the use and accomodate convenience of fire row 100.

In other embodiments, as shown in fig. 2 and 3, the housing 1 has a chamber 12 and a plurality of communication ports 13, the communication ports 13 and the flame ports 11 being provided on opposite sides of the housing 1, the plurality of flame ports 11 and the plurality of communication ports 13 each communicating with the chamber 12. The communication ports 13 are arranged at intervals along a preset direction, the communication ports 13 and the flame groups 110 are in one-to-one correspondence, and each communication port 13 is arranged towards the corresponding flame group 110. The air inlet pipe 2 is arranged on the outer side of the cavity 12, the plurality of communication ports 13 are in one-to-one correspondence with the plurality of air inlet pipes 2, and each air inlet pipe 2 is connected with the corresponding communication port 13.

For example, as shown in fig. 2 and 3, the housing 1 includes a first side wall 101 and a second side wall 102, the first side wall 101 and the second side wall 102 are arranged opposite to each other, the fire-spraying port 11 is provided with the first side wall 101, and the communication port 13 is provided with the second side wall 102.

As shown in fig. 2 and 3, the combustible gas reaches the corresponding communication port 13 through the intake pipe 2 along the arrow in fig. 2, and then the combustible gas at the communication port 13 flows to the flame ports 11 in the corresponding flame groups 110 through the chambers 12.

By arranging the air inlet pipe 2 outside the chamber 12, the air inlet pipe 2 is conveniently connected with the shell 1, so that the fire grate 100 is convenient to assemble.

Alternatively, as shown in fig. 2, each fire-spraying group 110 includes two fire-spraying ports 11, and each communication port 13 is provided between two fire-spraying ports 11 in the corresponding fire-spraying group 110.

Therefore, each air inlet pipe 2 can simultaneously provide the combustible gas for two flame spraying ports 11, compared with the case that each air inlet pipe 2 only provides the combustible gas for one flame spraying port 11, the number of the air inlet pipe 2 and the parts on the air inlet pipe 2 can be reduced, the structure of the flame row 100 is simplified, and the cost of the flame row 100 is reduced.

Alternatively, as shown in fig. 3, each of the fire groups 110 includes one fire port 11, and each of the communication ports 13 is disposed in alignment with the corresponding fire port 11.

Therefore, each air inlet pipe 2 mainly provides the combustible gas for one fire-spraying port 11, that is, each air inlet pipe 2 mainly provides the combustible gas for the corresponding fire-spraying port 11, and by controlling the flow of the combustible gas of each air inlet pipe 2, the flow of the combustible gas in each air inlet pipe 2 is equal, so that the uniformity of the flame intensity of each fire-spraying port 11 can be ensured, and the uniformity of the flame intensity of each fire-spraying port 11 of the fire grate 100 can be further improved.

In some embodiments, the fire grate 100 further includes a main gas pipe, and the plurality of gas inlet pipes 2 are all connected to the main gas pipe, and the main gas pipe is used for entering combustible gas.

Through setting up the total trachea, and many intake pipes 2 all are connected with the total trachea for only need be connected the total trachea with a fuel jar alright realize many intake pipes 2 and the connection of fuel jar, make things convenient for fire row 100 and the connection of fuel jar, be favorable to further improving the use convenience of fire row 100.

The flame combining machine of the disclosed embodiment includes the fire row 100 of any of the embodiments described above.

The flame compounding machine disclosed by the embodiment of the disclosure can accurately control the flame intensity, and the compounded product after compounding has good performance stability and can solve the problems of large smell, poor VOC and the like. Specifically, the flame combining machine of the embodiments of the present disclosure has the following advantages:

(1) And the thickness uniformity of the composite product is improved: the surface material can lead to the surface quality poor (such as fold, bulge, unevenness etc.) because of thickness non-uniformity in the cladding process, the flame compounding machine of this disclosed embodiment can control the thickness tolerance of the composite product within 5% through accurate control flame intensity.

(2) Composite product odor reduction/VOC boost: the flame compounding machine in the related art can generate the problem of high local flame intensity due to the fact that the flame intensity is not easy to control, so that the sponge burns excessively, a large amount of small molecular substances are released, and obvious burnt smell is caused. The flame compounding machine of the embodiment of the disclosure can obviously improve the problem by accurately controlling the flame intensity, and the odor of a compound product is reduced/the VOC stability is improved.

(3) And the peeling force consistency of the composite product is improved: the flame compounding machine in the related art has the problems that the local flame intensity is low due to the fact that the flame intensity is not easy to control, so that the sponge is insufficient in combustion, and the peeling force of a compound product is unqualified. In particular to a flame compounding machine in the related technology, the production process is not monitored, and the compound product cannot be fully detected, so that a large amount of unqualified products flow out. The flame compounding machine of the embodiment of the disclosure can overcome the defects by accurately controlling the flame intensity.

While embodiments of the present disclosure have been shown and described above, it should be understood that the above embodiments are illustrative and not to be construed as limiting the present disclosure, and that variations, modifications, alternatives, and variations of the above embodiments may be made by those of ordinary skill in the art without departing from the scope of the present disclosure.

Claims (10)

1. A fire grate, comprising:

the device comprises a shell, wherein one side of the shell is provided with a plurality of flame spraying ports, the flame spraying ports form a plurality of flame spraying groups, each flame spraying group comprises at least one flame spraying port, and the flame spraying groups are arranged at intervals along a preset direction;

The air inlet pipes are in one-to-one correspondence with the flame spraying groups, and each air inlet pipe is communicated with the corresponding flame spraying opening in the flame spraying group.

2. The fire grate of claim 1, further comprising a plurality of control valves, wherein the plurality of control valves are in one-to-one correspondence with the plurality of air inlet pipes, and each control valve is arranged on a corresponding air inlet pipe for controlling the flow rate of the combustible gas in the corresponding air inlet pipe.

3. A fire grate as claimed in claim 2 wherein the control valve is a solenoid valve.

4. The fire grate of claim 1, further comprising a plurality of flow detection devices, wherein the plurality of flow detection devices are in one-to-one correspondence with the plurality of air inlet pipes, and each flow detection device is arranged on the corresponding air inlet pipe and is used for detecting the flow rate of the combustible gas in the corresponding air inlet pipe.

5. A fire grate as claimed in any one of claims 1 to 4 wherein said housing has a chamber, a plurality of said fire ports each communicating with said chamber;

Each flame spraying group comprises a flame spraying opening, at least one part of each air inlet pipe is arranged in the cavity, and one end of each air inlet pipe is connected with the corresponding flame spraying opening.

6. The fire grate of any one of claims 1 to 4, wherein the housing has a chamber and a plurality of communication ports, the communication ports and the fire-spraying ports being provided on opposite sides of the housing, the plurality of fire-spraying ports and the plurality of communication ports each communicating with the chamber, the plurality of communication ports being arranged at intervals along the preset direction, the plurality of communication ports and the plurality of fire-spraying groups being in one-to-one correspondence, each communication port being provided toward a corresponding fire-spraying group;

The air inlet pipe is arranged on the outer side of the cavity, the communication ports and the air inlet pipes are in one-to-one correspondence, and each air inlet pipe is connected with the corresponding communication port.

7. The fire grate of claim 6 wherein each of said fire groups includes two fire ports, each of said communication ports being disposed between two of said fire ports in a corresponding fire group.

8. The fire grate of claim 6 wherein each of said fire groups includes a fire port, each of said communication ports being aligned with a corresponding one of said fire ports.

9. A fire grate as claimed in any one of claims 1 to 4 wherein the grate further comprises a main gas duct to which a plurality of said gas inlet pipes are connected, said main gas duct being for the ingress of combustible gas.

10. A flame combining machine comprising a fire grate as claimed in any one of claims 1 to 9.