CN216288308U

CN216288308U - High-efficiency balanced heat insulation double-row distribution electric arc tube sealing copper mold

Info

Publication number: CN216288308U
Application number: CN202122499825.0U
Authority: CN
Inventors: 张长征
Original assignee: Nanjing Jionghua Lighting Technology Co ltd
Current assignee: Nanjing Jionghua Lighting Technology Co ltd
Priority date: 2021-10-18
Filing date: 2021-10-18
Publication date: 2022-04-12
Anticipated expiration: 2031-10-18

Abstract

The utility model belongs to the field of dies, and particularly discloses a high-efficiency balanced heat insulation double-row distribution electric arc tube sealing copper die which comprises a die base, wherein a copper die is coaxially arranged on the upper end surface of the die base, a bearing cushion block coaxially extends from the middle of the upper end surface of the copper die, a heat insulation screen plate is fixedly arranged on the upper end surface of the bearing cushion block, a plurality of groups of outer bearing holes are formed in the position of the edge of the upper end surface of the copper die and the position of the edge of the upper end surface of the heat insulation screen plate in a penetrating mode in an annular array mode, a plurality of groups of inner bearing holes are formed in the position of the upper end surface of the copper die close to the edge and the position of the upper end surface of the heat insulation screen plate close to the edge in a penetrating mode in an annular array mode, and cooling cavities are formed in the upper end surface of the die base and the lower end surface of the copper die. The utility model can ensure the xenon retention amount of the sealed arc tube, simultaneously improve the production efficiency and reduce the occurrence of die marks and external dirt.

Description

High-efficiency balanced heat insulation double-row distribution electric arc tube sealing copper mold

Technical Field

The utility model belongs to the field of dies, and particularly discloses a high-efficiency balanced heat insulation double-row distribution electric arc tube sealing copper die.

Background

The high pressure sodium lamp is a discharge lamp which generates arc discharge luminescence in mercury-sodium alloy mixed vapor, wherein an arc tube is a key component, however, in the sealing process of the existing arc tube, because the temperature of the bottom of the arc tube is overhigh, the xenon preservation quantity after the arc tube is sealed is difficult to ensure, the quantity of the arc tubes sealed in each furnace is greatly limited, the production efficiency is low, and meanwhile, the die opening of a die used in the sealing process of the arc tube is blackened in the sealing process, so that the die mark and the external dirty phenomenon of the arc tube are caused.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention provides a sealing copper mold for a double-row distributed arc tube with high efficiency and balanced thermal insulation to solve the problems in the prior art.

In order to achieve the purpose, the utility model provides a high-efficiency balanced heat insulation double-row distribution electric arc tube sealing copper mold which comprises a mold base, wherein a copper mold is coaxially arranged on the upper end surface of the mold base, a bearing cushion block coaxially extends from the middle of the upper end surface of the copper mold, a heat insulation screen plate is fixedly arranged on the upper end surface of the bearing cushion block, a plurality of groups of outer bearing holes are formed in the position of the edge of the upper end surface of the copper mold and the position of the edge of the upper end surface of the heat insulation screen plate in a penetrating mode, a plurality of groups of inner bearing holes are formed in the position of the upper end surface of the copper mold close to the edge and the position of the upper end surface of the heat insulation screen plate close to the edge in a penetrating mode, cooling cavities are formed in the upper end surface of the mold base and the lower end surface of the copper mold, and water guide pipes are embedded in the inner bottom surface of the cooling cavities in a penetrating mode.

In the above technical solution, preferably, a plurality of sets of fixing bolts penetrate and are screwed between the copper mold and the mold base.

Preferably, a water inlet cavity is formed in the water guide pipe, and a water outlet is formed in the outer surface of the die base in a penetrating mode.

Preferably, the outer surface of the mold base is provided with a water inlet in a penetrating manner, and the water inlet is positioned right below the water outlet.

Preferably, the water outlet is communicated with the cooling cavity, and the water inlet is communicated with the water inlet cavity.

Preferably, the inner bottom surface of the outer bearing hole and the inner bottom surface of the inner bearing hole are both provided with heightening dies.

Compared with the prior art, the utility model has the following beneficial effects: the utility model discloses a sealing-in device, including the aqueduct, the aqueduct is connected with the inlet chamber, and the upper end of inlet chamber overflows and gets into the cooling chamber, discharge through the delivery port afterwards, with this circulation, effectual reduction tube bottom temperature, ensure that the xenon after the electric arc tube sealing-in keeps the volume, and the electric arc tube quantity of every stove increases when making the sealing-in, thereby improve its production efficiency, adopt thermal-insulated screen panel to cover the sealing-in mould mouth simultaneously, and install additional bearing cushion between thermal-insulated screen panel and copper mould, can effectually reduce the deposit of copper mould mouth evapotranspiring thing, improve temperature gradient, reduce the emergence of die mark and outer dirty.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a cross-sectional view of the present invention;

FIG. 3 is a top view of the insulating panel of the present invention.

In the figure: 1. a mold base; 2. copper mold; 3. carrying cushion blocks; 4. a heat insulating panel; 5. an outer bearing hole; 6. an inner bearing hole; 7. fixing the bolt; 8. a water outlet; 9. a water inlet; 10. a water conduit; 11. a water inlet cavity; 12. a cooling chamber; 13. and (5) heightening the die.

Detailed Description

In order that the above objects, features and advantages of the present invention can be more clearly understood, a more particular description of the utility model will be rendered by reference to the appended drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus the present invention is not limited to the specific embodiments disclosed below.

As shown in fig. 1-3, a high-efficiency balanced heat insulation double-row distributed arc tube sealing copper mold comprises a mold base 1, a copper mold 2 is coaxially installed on the upper end face of the mold base 1, a plurality of groups of fixing bolts 7 are screwed between the copper mold 2 and the mold base 1 in a penetrating manner, a bearing cushion block 3 is coaxially extended in the middle of the upper end face of the copper mold 2, a heat insulation screen plate 4 is fixedly installed on the upper end face of the bearing cushion block 3, a plurality of groups of outer bearing holes 5 are formed in the positions of the edge of the upper end face of the copper mold 2 and the position of the edge of the upper end face of the heat insulation screen plate 4 in a penetrating manner, the copper mold 2 and the mold base 1 can be fixed through the arranged fixing bolts 7, the bearing cushion block 3 can effectively reduce deposition of evaporated objects at a copper mold opening, improve temperature gradient, and reduce mold marks and outer dirties.

The position that the up end of copper mould 2 is close to the edge and the equal ring array in position that the up end of thermal-insulated screen panel 4 is close to the edge run through and have seted up multiunit interior bearing hole 6, the inside bottom surface of outer bearing hole 5 all is provided with bed hedgehopping mould 13 with the inside bottom surface of interior bearing hole 6, cooling chamber 12 has all been seted up to the up end of mould base 1 and the lower terminal surface of copper mould 2, the surface of mould base 1 runs through and has seted up water inlet 9, water inlet 9 is located delivery port 8 under, can place the electric arc tube through the outer bearing hole 5 that sets up and interior bearing hole 6, and cool down it through copper mould 2.

Water inlet 9 is linked together with intake antrum 11, the inside bottom surface of cooling chamber 12 is run through to inlay has aqueduct 10, intake antrum 11 has been seted up to the inside of aqueduct 10, the surface of mould base 1 is run through and has been seted up delivery port 8, delivery port 8 is linked together with cooling chamber 12, aqueduct 10 through the setting plays the effect of water guide, water pours into in order to circulate intake antrum 11 on aqueduct 10 through water inlet 9, and overflow the entering cooling chamber 12 through the upper end of intake antrum 11, discharge through delivery port 8 afterwards, with this circulation, can cool down copper mould 2.

During the use, place many electric arc tubes in outer bearing hole 5 and interior bearing hole 6, can seal afterwards, water pours into with the intake antrum 11 that circulates on aqueduct 10 through water inlet 9 during the sealing-in, and spill over into cooling chamber 12 through the upper end of intake antrum 11, discharge through delivery port 8 afterwards, with this circulation, effectual reduction bottom of the tube temperature, ensure the xenon volume of electric arc tube sealing-in back, adopt thermal-insulated screen panel 4 to cover the sealing-in mould mouth simultaneously, and install bearing cushion 3 additional between thermal-insulated screen panel 4 and copper mould 2, can effectually reduce the deposit of copper mould mouth evapotranspired thing, improve temperature gradient, reduce the emergence of seal and outer dirty.

In the present invention, the terms "mounting," "connecting," "fixing," and the like are used in a broad sense, for example, "connecting" may be a fixed connection, a detachable connection, or an integral connection; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the description herein, the appearances of the phrases "one embodiment," "some embodiments," "a specific embodiment," or the like, in various places throughout this specification are not necessarily all referring to the same embodiment or example, but rather to the same embodiment or example. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the utility model, but that various changes and modifications may be made without departing from the spirit and scope of the utility model, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a high-efficient balanced thermal-insulated double distribution electric arc tube sealing-in copper mould, its characterized in that, includes mould base (1), the up end coaxial arrangement of mould base (1) has copper mould (2), the coaxial bearing pad (3) that extends in the up end middle part of copper mould (2), the up end fixed mounting who bears pad (3) has thermal-insulated screen panel (4), the equal annular array in position of the up end edge of copper mould (2) and the up end edge of thermal-insulated screen panel (4) runs through and sets up multiunit outer bearing hole (5), the equal annular array in position that the up end of copper mould (2) is close to the edge and the up end of thermal-insulated screen panel (4) is close to the edge runs through and sets up multiunit interior bearing hole (6), cooling chamber (12) have all been seted up to the up end of mould base (1) and the lower terminal surface of copper mould (2), the inner bottom surface of the cooling cavity (12) is embedded with a water guide pipe (10) in a penetrating way.

2. The sealing copper mould for the double-row distributed arc tubes with the high-efficiency balanced heat insulation as claimed in claim 1 is characterized in that a plurality of groups of fixing bolts (7) are screwed between the copper mould (2) and the mould base (1).

3. The sealing copper mould for the double-row distributed arc tubes with the high-efficiency balanced heat insulation as recited in claim 1 is characterized in that a water inlet cavity (11) is formed inside the water guide tube (10), and a water outlet (8) is formed in the outer surface of the mould base (1) in a penetrating mode.

4. The double-row distributed arc tube sealing copper mold for high-efficiency balanced heat insulation according to claim 3, wherein a water inlet (9) penetrates through the outer surface of the mold base (1), and the water inlet (9) is positioned right below the water outlet (8).

5. The double-row distributed arc tube sealing copper mold for high-efficiency balanced heat insulation according to claim 4, wherein the water outlet (8) is communicated with the cooling cavity (12), and the water inlet (9) is communicated with the water inlet cavity (11).

6. The double-row distributed arc tube sealing copper mold for high-efficiency balanced heat insulation according to claim 1, wherein the inner bottom surfaces of the outer bearing hole (5) and the inner bearing hole (6) are provided with padding molds (13).