CN210292420U

CN210292420U - Refrigeration sheet

Info

Publication number: CN210292420U
Application number: CN201920957894.1U
Authority: CN
Inventors: 苏伟锋
Original assignee: Changzhou Clever Electronics Co ltd
Current assignee: Changzhou Clever Electronics Co ltd
Priority date: 2019-06-24
Filing date: 2019-06-24
Publication date: 2020-04-10
Anticipated expiration: 2029-06-24

Abstract

The utility model provides a refrigeration piece belongs to electronic components technical field, specifically includes refrigeration piece body, thermoelectric element, positive negative pole lead wire, water conservancy diversion strip, still includes the rubber buffer, the rubber buffer rigid coupling is in on the refrigeration piece body, rubber piston center department is provided with and is used for wearing to establish the through-hole of positive negative pole lead wire, the through-hole with the inside intercommunication of refrigeration piece body. Compared with the prior art, the beneficial effects of the utility model reside in that, the utility model provides a refrigeration piece is through setting up the rubber buffer on the refrigeration piece body, and when positive negative pole lead wire passed the refrigeration piece body, because the guard action of rubber buffer, be difficult to the emergence fracture, prolonged the life of refrigeration piece.

Description

Refrigeration sheet

Technical Field

The utility model relates to an electronic components technical field particularly, relates to a refrigeration piece.

Background

With the rapid development of electronic technology, in the production and manufacturing process of electronic components, the requirements of rapid production and installation processes are more and more strict, a new idea and installation process method is provided, and the solution to the production efficiency and production process is very necessary and urgent.

The semiconductor refrigerating chip is a solid refrigerating device, which is composed of a plurality of pairs of N-P thermoelectric elements and utilizes the Peltier effect of thermoelectric materials: when direct current is switched on, one surface of the refrigerating sheet absorbs heat, and the other surface emits heat, so that the aim of refrigeration is fulfilled.

The traditional semiconductor refrigerating piece comprises a refrigerating layer, a heating layer, a plurality of pairs of N-P thermoelectric elements and positive and negative leads, wherein the positive and negative leads are easy to wear when passing through the side walls of the refrigerating layer and the heating layer, and the joints of the positive and negative leads and the side walls can also break due to friction, so that the service life of the semiconductor refrigerating piece is influenced.

In view of the above-mentioned drawbacks, the present designer has made active research and innovation to create a refrigeration sheet with more practical value.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a refrigeration piece aims at solving prior art, and cracked technical problem takes place easily for positive negative pole lead wire.

The utility model provides a refrigeration piece, including refrigeration piece body, thermoelectric element, positive negative pole lead wire, water conservancy diversion strip, still include the rubber buffer, the rubber buffer rigid coupling is in on the refrigeration piece body, rubber buffer center department is provided with and is used for wearing to establish the through-hole of positive negative pole lead wire, the through-hole with the inside intercommunication of refrigeration piece body.

Furthermore, the refrigeration piece body comprises a cold end substrate, a hot end substrate and a side wall;

the cold end substrate and the hot end substrate are arranged oppositely;

the side walls are arranged around the cold end substrate and the hot end substrate, and the cold end substrate, the hot end substrate and the side walls form a sealed chamber;

the side wall is provided with a threaded hole which is used for connecting with the rubber plug.

Further, the rubber plug comprises a first body and a second body which are concentrically arranged;

the outer side of the first body is provided with an external thread which is in threaded connection with the side wall;

the outer diameter of the second body is larger than that of the first body, and a step surface is formed between the first body and the second body.

Further, the step surface is a concave surface.

Furthermore, bulges are arranged at two ends of the side wall, and clamping grooves corresponding to the bulges are arranged on the inner sides of the cold end substrate and the hot end substrate.

Further, the bottom of draw-in groove is provided with the sealing strip.

Further, sealant is filled between the positive and negative electrode leads and the through hole.

Furthermore, the flow guide strips are welded or bonded with the inner side walls of the cold end substrate and the hot end substrate.

Further, the thermoelectric element comprises a plurality of pairs of N-P semiconductors which are arranged in sequence.

Further, the cold end substrate and the hot end substrate are ceramic or graphene.

Compared with the prior art, the beneficial effects of the utility model reside in that, the utility model provides a refrigeration piece is through setting up the rubber buffer on the refrigeration piece body, and when positive negative pole lead wire passed the refrigeration piece body, because the guard action of rubber buffer, be difficult to the emergence fracture, prolonged the life of refrigeration piece.

Drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:

fig. 1 is a top view of a refrigeration plate provided in an embodiment of the present invention;

fig. 2 is a schematic cross-sectional view of a refrigeration plate provided by an embodiment of the present invention;

fig. 3 is a schematic structural view of a rubber plug provided in an embodiment of the present invention;

reference numerals: 1. a cold end substrate; 2. a hot side substrate; 3. a thermoelectric element; 4. a side wall; 41. a protrusion; 5. positive and negative electrode leads; 6. a rubber plug; 61. a first body; 62. a second body; 63. a through hole; 64. a step surface; 7. a sealing strip; 8. a card slot; 9. and (4) a flow guide strip.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Referring to fig. 1 to 3, can know by the figure, the embodiment of the utility model provides a refrigeration piece, including refrigeration piece body, thermoelectric element 3, positive negative pole lead wire 5, water conservancy diversion strip 9, still include rubber buffer 6, 6 rigid couplings of rubber buffer are on refrigeration piece body, and 6 center departments of rubber buffer are provided with the through-hole 63 that is used for wearing to establish positive negative pole lead wire 5, and through-hole 63 and the inside intercommunication of refrigeration piece body, during concrete implementation, rubber buffer 6 sets up two, and one is used for wearing to establish positive pole lead wire, and one is used for wearing to establish negative pole lead wire. Compared with the prior art, the beneficial effects of the utility model reside in that, the utility model provides a refrigeration piece is through setting up rubber buffer 6 on the refrigeration piece body, and when positive negative pole lead wire 5 passed the refrigeration piece body, because the guard action of rubber buffer 6, be difficult to the fracture, prolonged the life of refrigeration piece.

In this embodiment, in order to prevent water from entering the inside of the refrigeration sheet body, a sealant is filled between the positive and negative electrode leads 5 and the through hole 63.

In this embodiment, the refrigeration piece body includes cold junction base plate 1, hot junction base plate 2, lateral wall 4, and cold junction base plate 1 and hot junction base plate 2 set up relatively, and lateral wall 4 sets up around cold junction base plate 1 and hot junction base plate 2, and cold junction base plate 1, hot junction base plate 2, lateral wall 4 form sealed cavity, are provided with the screw hole that dual-purpose and rubber buffer 6 are connected on lateral wall 4. In specific implementation, the upper end and the lower end of the side wall 4 are respectively welded with the inner sides of the cold end substrate 1 and the hot end substrate 2.

As a preferred embodiment, in order to increase the joint strength between cold junction base plate 1, hot junction base plate 2 and lateral wall 4, prevent that solder joint local stress is too big, further strengthen water-proof effects simultaneously, avoid causing the internal short circuit, the both ends of lateral wall 4 all are provided with arch 41, and the inboard of cold junction base plate 1 and hot junction base plate 2 is provided with draw-in groove 8 corresponding with arch 41, and simultaneously, the bottom of draw-in groove 8 is provided with sealing strip 7 of waterproof material.

In this embodiment, cold junction base plate 1 and hot junction base plate 2 are pottery or graphite alkene, and water conservancy diversion strip 9 and cold junction base plate 1 and 2 inside walls welding of hot junction base plate or bonding. The thermoelectric element 3 includes a plurality of pairs of N-P semiconductors arranged in sequence.

In this embodiment, rubber buffer 6 includes first body 61, the second body 62 of two concentric settings, and wherein, the first body 61 outside is provided with the external screw thread for with 4 threaded connection of lateral wall, through threaded connection, the equipment is quick and convenient.

In this embodiment, the outer diameter of the second body 62 is larger than the outer diameter of the first body 61, a step surface 64 is formed between the first body 61 and the second body 62, and in order to further improve the waterproof effect, the step surface 64 is configured as a concave surface, and when the first body 61 is screwed, the concave surface is squeezed, so as to improve the waterproof effect.

It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The utility model provides a refrigeration piece, includes refrigeration piece body, thermoelectric element (3), positive negative pole lead wire (5), water conservancy diversion strip (9), its characterized in that still includes rubber buffer (6), rubber buffer (6) rigid coupling is in on the refrigeration piece body, rubber buffer (6) center department is provided with and is used for wearing to establish through-hole (63) of positive negative pole lead wire (5), through-hole (63) with the inside intercommunication of refrigeration piece body.

2. A refrigeration pill as claimed in claim 1, characterized in that said pill body comprises a cold-end substrate (1), a hot-end substrate (2), a side wall (4);

the cold end substrate (1) and the hot end substrate (2) are arranged oppositely;

the side walls (4) are arranged around the cold end substrate (1) and the hot end substrate (2), and the cold end substrate (1), the hot end substrate (2) and the side walls (4) form a sealed chamber;

the side wall (4) is provided with a threaded hole which is used for connecting with the rubber plug (6).

3. A refrigeration pill as claimed in claim 2, characterized in that said rubber plug (6) comprises two concentrically arranged first (61) and second (62) bodies;

the outer side of the first body (61) is provided with an external thread for being in threaded connection with the side wall (4);

the outer diameter of the second body (62) is larger than that of the first body (61), and a step surface (64) is formed between the first body (61) and the second body (62).

4. A refrigeration pill as claimed in claim 3 wherein said step surface (64) is concave.

5. A refrigeration pill as claimed in claim 2, characterized in that both ends of said side wall (4) are provided with protrusions (41), and the inner sides of said cold-side base plate (1) and said hot-side base plate (2) are provided with slots (8) corresponding to said protrusions (41).

6. A refrigeration pill as claimed in claim 5, characterized in that the bottom end of said slot (8) is provided with a sealing strip (7).

7. The refrigeration sheet as claimed in claim 1, wherein a sealant is filled between the positive and negative leads (5) and the through hole (63).

8. A refrigeration pill as claimed in claim 2 wherein said air guide strips (9) are welded or glued to the inner side walls of said cold end base plate (1) and said hot end base plate (2).

9. Refrigeration pill as in claim 1, characterized in that said thermoelectric element (3) comprises several pairs of N-P semiconductors arranged in sequence.

10. Refrigeration pill as claimed in claim 2, characterized in that said cold-side substrate (1) and said hot-side substrate (2) are ceramic or graphene.