CN213906980U

CN213906980U - Novel density heating rod

Info

Publication number: CN213906980U
Application number: CN202022893554.2U
Authority: CN
Inventors: 蔡亲仁
Original assignee: Hangzhou Kangyuan Electromechanical Equipment Co ltd
Current assignee: Hangzhou Kangyuan Electromechanical Equipment Co ltd
Priority date: 2020-12-02
Filing date: 2020-12-02
Publication date: 2021-08-06
Anticipated expiration: 2030-12-02

Abstract

The utility model provides a novel density heating rod, includes the body and sets up the heater strip in the body, the heater strip is including setting up being no less than 3 heating sections in the body, and the heater strip density at both ends is greater than middle heater strip density in the heating section, through the density that changes the heater strip for body bulk temperature is more even, and the difference in temperature is less, increases the life and the heating efficiency of heating rod. The utility model discloses change the density of heater strip for body bulk temperature is more even, and the difference in temperature is less, increases the life and the heating efficiency of heating rod, and then the heating rod can make the temperature of each part of mould similar, and the difference in temperature is less.

Description

Novel density heating rod

Technical Field

The utility model belongs to the technical field of heating tool technique and specifically relates to a novel density heating rod.

Background

In the process of heating the mould, use the heating rod to heat the mould usually, the heater strip in the current heating rod is mostly the heater strip of equal density, and then leads to the heat at heating rod both ends great, and middle temperature is lower, and the difference in temperature can reach 5-10 ℃, influences the life and the heating efficiency of heating rod, and influences the yields of product, so, according to this situation, need design a novel density heating rod.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art not enough, provide a novel density heating rod.

The utility model provides a its technical problem take following technical scheme to realize:

the utility model provides a novel density heating rod, includes the body and sets up the heater strip in the body, the heater strip is including setting up being no less than 3 heating sections in the body, the heater strip density at both ends is greater than middle heater strip density in the heating section, and through the density that changes the heater strip for body bulk temperature is more even, and the difference in temperature is less, increases the life and the heating efficiency of heating rod.

Preferably, the heating section is equipped with the third heating section including setting up first heating section and the second heating section at the body both ends between first heating section and the second heating section, heating wire density in first heating section and the second heating section is greater than the heating wire density in the third heating section, and three heating section both can guarantee that each position heating temperature difference in temperature is less, reaches the effect that whole temperature is unanimous, has reduced the production degree of difficulty simultaneously, the production of being convenient for.

Preferably, the first heating section, the second heating section and the third heating section are the same in length, and the density of the heating wires in the first heating section and the second heating section is 1.25-1.5 times of the density of the heating wires in the third heating section, so that the heating efficiency is higher in the proportion and the heating speed to 140 ℃ is higher under the condition of certain volume.

Preferably, one end of the heating rod is provided with a fixed joint, the fixed joint is provided with a wire outlet, the fixed joint is used for fixing an electric wire connected with the heating wire, and the electric wire penetrates out of the wire outlet.

Preferably, still including setting up the handle in fixed joint one end, be equipped with in the handle and hold fixed joint's cavity, the cavity runs through the handle is kept away from one side of body, the handle is close to the one end of body still is equipped with the opening that link up with the cavity, the opening restriction fixed joint is to the displacement of body one side direction, and then guarantees that the handle does not contact with the body, reduces the heat and to the handle transmission, and the handle is convenient for the staff and takes out the heating rod.

Preferably, the handle includes the first portion and rather than the perpendicular second part that sets up, the cavity is located the first portion, the second portion is the arc, and the opening of arc deviates from the body, the staff snatchs the second portion, and the application of force of being convenient for takes out the heating rod, and the design of arc accords with human mechanics.

Preferably, be equipped with in the fixed joint and run through the chamber, the outlet is located run through the chamber and keep away from the one end of body, fixed joint keeps away from one side of body is equipped with the recess and with the circular slab of recess adaptation, the circular slab shutoff run through the chamber and keep away from the opening of body one end, the circular slab can be taken out from fixed joint's recess, and then opens and run through the chamber, is convenient for be connected the electric wire with the heating wire in the body, and the circular slab can seal and run through the chamber, plays the effect of protection electric wire.

Preferably, the one end that fixed joint was kept away from to the body is equipped with the reference column, be equipped with the locating hole on the reference column, the locating hole is the cylinder form and runs through the reference column, and the stock can be inserted to the locating hole in the reference column for connect and fix a plurality of heating rods, and then constitute a combination with a plurality of heating rods, the staff of being convenient for collects.

Preferably, the outer circular arc surface of the handle is adhered with a rubber sheet, so that the friction force is increased.

Preferably, be equipped with the filler in the body, the filler is quartz sand, and then makes the heat dissipation more even, and reduces the heat and runs off.

The utility model has the advantages that:

the utility model discloses a change the density of heater strip for body bulk temperature is more even, and the difference in temperature is less, increases the life and the heating efficiency of heating rod, and then the heating rod can make the temperature of each part of mould similar, and the difference in temperature is less, guarantees that product shaping temperature is also the same, has reduced product shaping time, has reduced the defective rate of product.

Drawings

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

fig. 2 is a front view of the present invention;

fig. 3 is a cross-sectional view of the present invention;

FIG. 4 is an enlarged view of the present invention at A in FIG. 1;

FIG. 5 is an enlarged view of the present invention at B in FIG. 1;

fig. 6 is an enlarged view of the present invention at C in fig. 3.

In the figure: 1. a pipe body; 2. heating wires; 3. fixing the joint; 4. a handle; 5. a positioning column; 21. a first heating section; 22. a second heating section; 23. a third heating section; 31. an outlet; 32. a circular plate; 41. a first portion; 42. a second portion; 51: and (7) positioning the holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

The embodiments of the present invention will be described in detail with reference to the accompanying drawings:

example 1:

as shown in fig. 3, a novel density heating rod comprises a pipe body 1 and heating wires 2 arranged in the pipe body 1, wherein the heating wires 2 comprise at least 3 heating sections arranged in the pipe body 1, the density of the heating wires 2 at two ends in the heating sections is greater than that of the heating wires 2 in the middle, and the density of the heating wires 2 is changed, so that the overall temperature of the pipe body 1 is more uniform, the temperature difference is smaller, the service life and the heating efficiency of the heating rod are increased, fillers are arranged in the pipe body 1, and are quartz sand, so that the heat dissipation is more uniform, and the heat loss is reduced;

as shown in fig. 1, a fixed joint 3 is arranged at one end of the heating rod, a wire outlet 31 is arranged on the fixed joint 3, the fixed joint 3 is used for fixing a wire connected with the heating wire 2, the wire penetrates out of the wire outlet 31, a through cavity is arranged in the fixed joint 3, the wire outlet 31 is positioned at one end of the through cavity, which is far away from the pipe body 1, a groove and a circular plate 32 matched with the groove are arranged at one side of the fixed joint 3, which is far away from the pipe body 1, the circular plate 32 blocks an opening at one end of the through cavity, which is far away from the pipe body 1, the circular plate can be taken out of the groove of the fixed joint 3, so as to open the through cavity, so that the wire can be conveniently connected with the heating wire in the pipe body 1, and the circular plate 32 can seal the through cavity to protect the wire;

as shown in fig. 3, the heating tube further comprises a handle 4 arranged at one end of the fixed joint 3, a chamber for accommodating the fixed joint 3 is arranged in the handle 4, the chamber penetrates through one side of the handle 4 far from the tube body 1, an opening communicated with the chamber is further arranged at one end of the handle 4 close to the tube body 1, the opening limits the displacement of the fixed joint 3 towards one side of the tube body 1 (as shown in fig. 6), so that the handle 4 is ensured not to be contacted with the tube body 1, the heat transfer towards the handle 4 is reduced, the handle 4 is convenient for a worker to take out the heating rod, the handle 4 comprises a first part 41 and a second part 42 vertically arranged with the first part, the chamber is arranged at the first part 41, the second part 42 is an arc-shaped plate, the opening of the arc-shaped plate deviates from the tube body 1, the worker grasps the second part 42 to facilitate the application of force to take out the heating rod, the design of the arc-shaped plate accords with human mechanics, a rubber sheet is adhered to the outer arc surface of the handle 4, thereby increasing the friction force;

as shown in fig. 3, one end of the pipe body 1, which is far away from the fixed joint 3, is provided with a positioning column 5, the positioning column 5 is provided with positioning holes, the positioning holes are cylindrical and penetrate through the positioning column 5, the positioning holes in the positioning column 5 can be inserted with long rods, the long rods are used for connecting and fixing a plurality of heating rods, and then the heating rods are combined into a combination, so that the heating rods can be collected by workers conveniently.

Example 2:

the difference from the embodiment 1 is that: as shown in fig. 3, the heating sections include a first heating section 21 and a second heating section 22 disposed at two ends of the tube body 1, a third heating section 23 is disposed between the first heating section 21 and the second heating section 22, the density of the heating wires in the first heating section 21 and the second heating section 22 is greater than that of the heating wires in the third heating section 23, and the three heating sections can ensure that the heating temperature difference at each position is small, so as to achieve the effect of uniform overall temperature, reduce the production difficulty, and facilitate production;

the first heating section 21, the second heating section 22 and the third heating section 23 are the same in length, and the density of the heating wires 2 in the first heating section 21 and the second heating section 22 is 1.25-1.5 times of the density of the heating wires 2 in the third heating section 23, under the condition of a certain volume, the heating efficiency can be higher due to the proportion, and the heating speed to 140 ℃ is higher.

Example 3:

the difference from the above embodiment is that: the lengths of the first heating section 21, the second heating section 22 and the third heating section 23 are the same, the density of the heating wires 2 in the first heating section 21 and the second heating section 22 is 1.3 times of the density of the heating wires 2 in the third heating section 23, compared with the heating wires 2 with the same density, the heating speed of the scheme is increased by 1-1.8s, under the use condition of the same condition, the temperature difference in the reasonable position of the die does not exceed 2 ℃, the service life is prolonged by 3-6 months, and 15% of electric power is saved per hour.

During the concrete implementation, after 2 switches on of heater strip, first heating section 21 and second heating section 22 density are big, power is big, third heating section 23 density is little, power is little, and then the heating rod can make the temperature of each part of mould similar, the difference in temperature is less, it is also the same to guarantee product forming temperature, product shaping time has been reduced, the defective rate of product has been reduced, in the heating process, handle 4 is not lug connection with the heating rod, and then the heat is handed over at the bottom on handle 4, when using to accomplish to take out, the staff through handle 4 with the heating rod take out can.

It should be emphasized that the embodiments described herein are illustrative and not restrictive, and thus the present invention is not limited to the embodiments described in the detailed description, but also falls within the scope of the present invention, in any other embodiments derived by those skilled in the art according to the technical solutions of the present invention.

Claims

1. The utility model provides a novel density heating rod, includes body (1) and heater strip (2) of setting in body (1), its characterized in that: the heating wire (2) comprises at least 3 heating sections arranged in the pipe body (1), and the density of the heating wires (2) at two ends of each heating section is greater than that of the heating wires (2) in the middle.

2. The novel density heating rod as claimed in claim 1, wherein: the heating section is equipped with third heating section (23) including setting up first heating section (21) and second heating section (22) at body (1) both ends between first heating section (21) and second heating section (22), heating wire density in first heating section (21) and second heating section (22) is greater than heating wire density in third heating section (23).

3. The novel density heating rod as claimed in claim 2, wherein: the length of the first heating section (21), the second heating section (22) and the third heating section (23) is the same, and the density of the heating wires (2) in the first heating section (21) and the second heating section (22) is 1.25-1.5 times that of the heating wires (2) in the third heating section (23).

4. The novel density heating rod as claimed in claim 3, wherein: one end of the heating rod is provided with a fixed joint (3), and a wire outlet (31) is formed in the fixed joint (3).

5. The novel density heating rod as claimed in claim 4, wherein: still including setting up handle (4) in fixed joint (3) one end, be equipped with in handle (4) and hold the cavity of fixed joint (3), the cavity runs through handle (4) are kept away from one side of body (1), handle (4) are close to the one end of body (1) still is equipped with the opening that link up with the cavity, the opening restriction fixed joint (3) are to the displacement of body (1) one side direction.

6. The novel density heating rod as claimed in claim 5, wherein: the handle (4) comprises a first part (41) and a second part (42) arranged perpendicular to the first part, the chamber is located on the first part (41), the second part (42) is an arc-shaped plate, and an opening of the arc-shaped plate faces away from the pipe body (1).

7. The novel density heating rod as claimed in claim 4, wherein: be equipped with in fixed joint (3) and run through the chamber, outlet (31) are located run through the chamber and keep away from the one end of body (1), fixed joint (3) are kept away from one side of body (1) be equipped with the recess and with circular slab (32) of recess adaptation, circular slab (32) shutoff run through the chamber and keep away from the opening of body (1) one end.

8. The novel density heating rod as claimed in claim 6 or 7, wherein: one end, far away from the fixed joint (3), of the pipe body (1) is provided with a positioning column (5), a positioning hole is formed in the positioning column (5), and the positioning hole penetrates through the positioning column (5) in a cylindrical shape.

9. The novel density heating rod as claimed in claim 5, wherein: the outer side arc surface of the handle (4) is adhered with a rubber sheet.

10. The novel density heating rod as claimed in claim 9, wherein: the pipe body (1) is internally provided with a filler, and the filler is quartz sand.