CN210807695U

CN210807695U - Head sealing device for producing single-head electric heating tube

Info

Publication number: CN210807695U
Application number: CN201921580720.4U
Authority: CN
Inventors: 王辉; 王永成
Original assignee: Yancheng Haizhou Electric Appliance Manufacturing Co Ltd
Current assignee: Yancheng Haizhou Electric Appliance Manufacturing Co Ltd
Priority date: 2019-09-20
Filing date: 2019-09-20
Publication date: 2020-06-19
Anticipated expiration: 2029-09-20

Abstract

The utility model discloses a head sealing device is used in production of single-end electrothermal tube, including protecting pipe and heating body, the inside of protecting pipe is provided with the heating body, the right-hand member of heating body is provided with the mount pad, the inside left side of protecting pipe is provided with the adapter sleeve, the inboard left end of adapter sleeve sets up to first internal thread mouth, the left end of heating body is provided with the connecting seat, the left end of connecting seat is connected with the electric lead, the left of connecting seat is provided with the seal cover, the left end of seal cover is provided with the block, the through-hole has been seted up at the middle part of block, the through-hole has been seted up to the position of through-hole on the corresponding block of seal cover, all be provided. The utility model discloses a set up block, adapter sleeve, seal cover and sealed gum cover, solved the not enough and not enough problem of leakproofness of stability among the electrothermal tube head sealing device.

Description

Head sealing device for producing single-head electric heating tube

Technical Field

The utility model relates to a street lamp field specifically is a head sealing device is used in production of single-end electrothermal tube.

Background

The single-end electric heating tube is also called a single-end electric heating tube and a cartridge electric heating tube, is one kind of electric heating tube, because the electric heating tube is widely applied in China, the shapes of the electric heating tube are many, when the single-end electric heating tube is produced, a sealing device is needed to be used at the position of the head part of the electric heating tube, and at present, the stability and the sealing property of the sealing device at the head part of the electric heating tube are not enough, so that the prior art needs to be improved to solve the problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

An object of the utility model is to provide a head sealing device is used in production of single-end electrothermal tube to solve the problem that proposes among the above-mentioned background art.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a head sealing device is used in production of single-end electrothermal tube, includes protecting pipe and heating body, the inside of protecting pipe is provided with the heating body, the right-hand member of heating body is provided with the mount pad, the inside left side of protecting pipe is provided with the adapter sleeve, the inboard left end of adapter sleeve sets up to first internal thread mouth, the left end of heating body is provided with the connecting seat, the left end of connecting seat is connected with the electric lead, the left of connecting seat is provided with the seal cover, the left end of seal cover is provided with the block, the through-hole has been seted up at the middle part of block, the through-hole has been seted up to the position of through-hole on the corresponding block of seal.

Preferably, screw holes are formed in the positions of the upper end and the lower end of the connecting sleeve, and the positions, corresponding to the screw holes in the connecting sleeve, of the upper end and the lower end of the protecting sleeve are provided with screw holes.

Preferably, the screw holes are formed in the positions of the upper end and the lower end of the mounting seat, the screw holes are formed in the positions, corresponding to the screw holes in the mounting seat, of the upper end and the lower end of the protective sleeve, screws are arranged in the screw holes in the protective sleeve, and the mounting seat and the connecting sleeve are mounted on the protective sleeve through the screws.

Preferably, the outer side of the sealing sleeve is provided with external threads, the right end of the sealing sleeve is arranged in the connecting sleeve, and the connecting sleeve is in threaded connection with the sealing sleeve through a first internal thread opening.

Preferably, the inner side of the right end of the cap is provided with a second internal thread opening, and the cap is in threaded connection with the sealing sleeve through the second internal thread opening.

Preferably, the left end of mount pad has seted up the installing port, the right-hand member of heating body sets up in the installing port, the right-hand member of mount pad is fixed with the installation piece, the installation piece passes the protecting pipe.

(III) advantageous effects

The utility model provides a head sealing device is used in production of single-end electrothermal tube possesses following beneficial effect:

(1) the utility model discloses a set up the block, adapter sleeve and seal cover, through putting into the heating body on the mount pad in the sheath pipe on the installing port, and then screw into the screw hole on the mount pad through the screw, make the mount pad spacing in the sheath pipe, put into the sheath pipe with the right-hand member of adapter sleeve again, and then screw into the screw hole on the adapter sleeve through the screw, make the adapter sleeve spacing in the sheath pipe, can be nested into the adapter sleeve through the connecting seat of heating body, in order to carry out spacing to the connecting seat, advance the seal cover into the first internal thread in the adapter sleeve through the external screw thread spiral, make the connecting seat spacing, because seal cover spiral advances in the adapter sleeve, lead to the stability heart of seal cover not enough, consequently again with the block through the second internal screw thread spiral on the external screw thread on the seal cover, the stability of seal cover is improved, the problem of stability not enough in the electrothermal tube, and meanwhile, the device has the advantages of convenience in disassembly and assembly.

(2) The utility model discloses a set up sealed gum cover, because the heating body carries out work through electrical heating, consequently need use the electric lead wire, because the electric lead wire passes the through-hole, can make the inside and the outside switch-on of protecting pipe, the inside leakproofness that leads to the protecting pipe is not enough, consequently, insert sealed gum cover in the through-hole, pass sealed gum cover with the electric lead wire again, seal through the clearance between sealed gum cover with through-hole and the electric lead wire, the problem that the leakproofness is not enough among the electrothermal tube head sealing device has been solved, possess simple structure's benefit simultaneously.

Drawings

FIG. 1 is an internal structural view of the present invention;

fig. 2 is a structural diagram of the connection sleeve in fig. 1 according to the present invention;

FIG. 3 is a block diagram of the mounting base of FIG. 1 according to the present invention;

figure 4 is a block diagram of the sealing sleeve of figure 1 according to the present invention;

fig. 5 is a structural diagram of the cap of fig. 1 according to the present invention.

The reference numbers in the figures are: 1. capping; 2. connecting sleeves; 3. sheathing a pipe; 4. heating the tube body; 5. a mounting seat; 6. a screw; 7. a connecting seat; 8. sealing sleeves; 9. an electrical lead; 10. a first internal threaded port; 11. a screw hole; 12. an installation port; 13. mounting blocks; 14. sealing the rubber sleeve; 15. a through hole; 16. an external thread; 17. a second internally threaded socket.

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.

As shown in fig. 1-5, the utility model provides a technical solution: a head sealing device for producing a single-head electric heating tube comprises a protecting sleeve 3 and a heating tube body 4, wherein the heating tube body 4 is arranged inside the protecting sleeve 3, an installation seat 5 is arranged at the right end of the heating tube body 4, a connecting sleeve 2 is arranged on the left side inside the protecting sleeve 3, two ends of the protecting sleeve 3 are positioned in a heat insulation area through the installation seat 5 and the connecting sleeve 2, the left end of the inner side of the connecting sleeve 2 is provided with a first internal thread opening 10, the left end of the heating tube body 4 is provided with a connecting seat 7, the left end of the connecting seat 7 is connected with an electric lead 9, the electric lead 9 is communicated with the inside of the heating tube body 4 through the connecting seat 7, a sealing sleeve 8 is arranged on the left end of the sealing sleeve 8, a cap 1 is arranged at the left end of the cap 1, a through hole 15 is arranged in the middle part of the, by means of the sealing rubber 14 in the through hole 15, after the electrical lead 9 is inserted into the through hole 15, the gap between the through hole 15 and the electrical lead 9 is sealed by means of the sealing rubber 14.

Further, screw holes 11 are formed in the positions of the upper end and the lower end of the connecting sleeve 2, and the screw holes 11 are formed in the positions, corresponding to the screw holes 11 in the connecting sleeve 2, of the upper end and the lower end of the protecting sleeve 3.

Further, screw 11 has all been seted up in the position of the last lower extreme of mount pad 5, screw 11 has all been seted up in the corresponding screw 11 on the mount pad 5 position department in the upper and lower end of protecting pipe 3, all be provided with screw 6 in the screw 11 on the protecting pipe 3, twist screw 6 in the screw 11 on protecting pipe 3 soon, will twist at screw 6 and revolve screw 11 on mount pad 5 and adapter sleeve 2 in, make mount pad 5 and adapter sleeve 2's position fixed, make the condition that the deflection can not appear in mount pad 5 and adapter sleeve 2 in protecting pipe 3, mount pad 5 passes through screw 6 with adapter sleeve 2 and installs on protecting pipe 3.

Further, the outside of seal cover 8 sets up to external screw thread 16, and the right-hand member of seal cover 8 sets up in adapter sleeve 2, screws into the first internal thread mouth 10 on the adapter sleeve 2 with external screw thread 16 on the seal cover 8 for can install fast between seal cover 8 and the adapter sleeve 2, adapter sleeve 2 is through first

internal thread mouth

10 and 8 threaded connection of seal cover.

Further, the inner side of the right end of the cap 1 is provided with a second internal thread opening 17, the second internal thread opening 17 in the cap 1 is screwed on the external thread 16 on the sealing sleeve 8, so that the cap 1 and the sealing sleeve 8 can be quickly installed, and the cap 1 is in threaded connection with the sealing sleeve 8 through the second internal thread opening 17.

Further, a mounting opening 12 has been seted up to the left end of mount pad 5, and the right-hand member setting of heating body 4 is in mounting opening 12, and through placing the right-hand member of heating body 4 in mounting opening 12, because mount pad 5 is together fixed with protecting pipe 3, consequently the spacing mounting opening 12 on mount pad 5 of heating body 4, the right-hand member of mount pad 5 is fixed with installation piece 13, and installation piece 13 passes protecting pipe 3.

The working principle is as follows: when the utility model is used, the heating pipe body 4 is placed in the protecting sleeve 3, one end of the heating pipe body 4 is placed on the mounting hole 12 on the mounting seat 5, the mounting seat 5 and the protecting sleeve 3 are fixed together through the screw 6, the connecting sleeve 2 is placed in the protecting sleeve 3, the screw hole 11 on the connecting sleeve 2 is consistent with the screw hole 11 on the protecting sleeve 3, the screw 6 is screwed into the screw hole 11, the protecting sleeve 3 and the connecting sleeve 2 are fixed together, the electric lead 9 is connected with the connecting seat 7 on the heating pipe body 4, the electric lead 9 is aligned with the through hole 15 on the sealing sleeve 8, the electric lead 9 is inserted into the through hole 15 of the sealing sleeve 8, when the sealing sleeve 8 is connected with the connecting sleeve 2, the external thread 16 on the sealing sleeve 8 is screwed into the first internal thread opening 10 on the connecting sleeve 2, and then the electric lead 9 is rotated to the through hole 15 on the cap 1, the electrical lead 9 is inserted into the through hole 15 of the cap 1, and after the cap 1 is connected to the sealing sleeve 8, the second internal threaded port 17 of the cap 1 is screwed into the external thread 16 of the sealing sleeve 8.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a head sealing device is used in production of single-end electrothermal tube, includes protecting pipe (3) and heating body (4), its characterized in that: the utility model discloses a protective sleeve, including protective sleeve (3), inboard left end, connecting seat (7), connecting sleeve (7), connecting seat (8), sealing sleeve (8), cap (8), through-hole (15) have been seted up at the middle part of cap (1), through-hole (15) have been seted up to the position of through-hole (15) on the corresponding cap (1) of sealing sleeve (8), all be provided with sealed gum cover (14) in through-hole (15), the right-hand member of heating body (4) is provided with mount pad (5), the inside left side of protective sleeve (3) is provided with connecting sleeve (2), the inboard left end of connecting sleeve (2) sets up to first internal thread mouth (10), the left end of heating body (4) is provided with connecting seat (7), the left end of connecting seat (7) is connected with electric lead (9), the left of connecting seat (7) is provided with sealing.

2. The head sealing device for producing the single-head electrothermal tube according to claim 1, wherein: screw holes (11) are formed in the positions of the upper end and the lower end of the connecting sleeve (2), and the screw holes (11) are formed in the positions, corresponding to the screw holes (11) in the connecting sleeve (2), of the upper end and the lower end of the protecting sleeve (3).

3. The head sealing device for producing the single-head electrothermal tube according to claim 2, wherein: screw (11) have all been seted up to the position of the last lower extreme of mount pad (5), screw (11) have all been seted up to the position department that the upper and lower end of protecting pipe (3) corresponds screw (11) on mount pad (5), all be provided with screw (6) in screw (11) on protecting pipe (3), mount pad (5) are installed on protecting pipe (3) through screw (6) with adapter sleeve (2).

4. The head sealing device for producing the single-head electrothermal tube according to claim 1, wherein: the outer side of the sealing sleeve (8) is provided with an external thread (16), the right end of the sealing sleeve (8) is arranged in the connecting sleeve (2), and the connecting sleeve (2) is in threaded connection with the sealing sleeve (8) through a first internal thread opening (10).

5. The head sealing device for producing the single-head electrothermal tube according to claim 1, wherein: the inner side of the right end of the cover cap (1) is provided with a second internal thread opening (17), and the cover cap (1) is in threaded connection with the sealing sleeve (8) through the second internal thread opening (17).

6. The head sealing device for producing the single-head electrothermal tube according to claim 1, wherein: installing port (12) have been seted up to the left end of mount pad (5), the right-hand member setting of heating body (4) is in installing port (12), the right-hand member of mount pad (5) is fixed with installation piece (13), protective casing (3) are passed in installation piece (13).