CN207381668U - A kind of explosion-proof connector - Google Patents
A kind of explosion-proof connector Download PDFInfo
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- CN207381668U CN207381668U CN201721434676.7U CN201721434676U CN207381668U CN 207381668 U CN207381668 U CN 207381668U CN 201721434676 U CN201721434676 U CN 201721434676U CN 207381668 U CN207381668 U CN 207381668U
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- connector
- main contacts
- auxiliary contact
- female
- male
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Abstract
The utility model discloses a kind of explosion-proof connector, including connector male head shell and connector female end shell, auxiliary contact male connector and main contacts male connector are provided in the connector male head shell, be provided in the connector female end shell auxiliary contact female matched with the auxiliary contact male connector and with the matched main contacts female of the main contacts male connector, the auxiliary contact male connector and the auxiliary contact female are respectively connected with auxiliary contact cable, the main contacts male connector and the main contacts female are respectively connected with main contacts cable, and the stroke of the auxiliary contact male connector is less than the stroke of the main contacts male connector.Explosion-proof connector provided by the utility model has auxiliary contact, can indirect control main contacts for power-off, since the stroke of auxiliary contact male connector is less than the stroke of main contacts male connector, auxiliary contact are disconnected prior to main contacts, main contacts power-off is realized in the case where main contacts does not turn off, the work for making explosion-proof connector is more safe and reliable, and easy to operate.
Description
Technical field
The utility model is related to explosion-protection equipment technical field, more particularly to a kind of explosion-proof connector.
Background technology
With the development of social economy and industrial technology, the industry fields such as coal, petrochemical industry are developing rapidly, coal,
The industry fields such as petrochemical industry are higher and higher to the practicability of antiknock device and security requirement.
Current explosion-proof connector principal mode is plug-in, and the contact female and contact male connector of explosion-proof connector are separation
It is opening, it is necessary to when working, contact female and contact male connector are inserted into together, powered on, you can is worked；But due to it
Other equipment of the power supply outside explosion-proof connector, existing explosion-proof connector are merely able to when needing power-off by contact
Female and contact male connector pull away completely, can realize fully powered-off state, there are certain risk, and existing explosion-proof company
Device is connect in working condition, the contact female and contact male connector to contact with each other is merely able to conduct single electric current, functionally has
Significant limitation, the use for making explosion-proof connector are very inconvenient.
Therefore, how a kind of power outage security and functional stronger explosion-proof connector are provided, be those skilled in the art urgently
Technical problem to be solved.
Utility model content
The purpose of this utility model is to provide a kind of power outage security and functional stronger explosion-proof connector, can not cut
The contact of explosion-proof connector is disconnected in the case of disconnected externally fed power supply, conveniently, safely.
In order to solve the above technical problems, the utility model provides a kind of explosion-proof connector, including connector male head shell and
Connector female end shell is provided with auxiliary contact male connector and main contacts male connector, the connector in the connector male head shell
Auxiliary contact female matched with the auxiliary contact male connector is provided in female shell and is matched with the main contacts male connector
The main contacts female of conjunction, the auxiliary contact male connector and the auxiliary contact female are respectively connected with auxiliary contact cable, the master
Contact male connector and the main contacts female are respectively connected with main contacts cable, and the stroke of the auxiliary contact male connector is less than the master
The stroke of contact male connector.
Preferably, further include and be arranged on the connector female end shell, for installing the auxiliary of the auxiliary contact cable
Help contact anti-explosion cable connector.
Preferably, the main contacts for being additionally provided with to install the main contacts cable on the connector female end shell is explosion-proof
Cable connector.
Preferably, further include and be arranged in the connector female end shell, for fixing the auxiliary of the auxiliary contact female
Help contact female insulation fixing sleeve.
Preferably, it is additionally provided with to fix the main contacts female of the main contacts female in the connector female end shell
Insulate fixing sleeve.
Preferably, further include and be arranged in the connector male head shell, for fixing the auxiliary of the auxiliary contact male connector
Help contact male connector insulation fixing sleeve.
Preferably, it is additionally provided with to fix the main contacts male connector of the main contacts male connector in the connector male head shell
Insulate fixing sleeve.
Preferably, connector fixing sleeve, connector male head fixing screws and female stop screw are further included；The connector
Installation waist hole and mounting groove, the female stop screw and the installation waist hole cooperation are provided on fixing sleeve, so that the company
It connects device female shell and limit installation, the connector male head fixing screws and the peace is fixedly mounted with the connector fixing sleeve
Tankage is engaged by clamping, so that the connector male head shell is detachably connected with the connector fixing sleeve.
Explosion-proof connector provided by the utility model mainly includes connector male head shell and connector female end shell,
Auxiliary contact male connector and main contacts male connector are provided in connector male head shell, is provided in connector female end shell and is touched with auxiliary
The matched auxiliary contact female of point male connector and with the matched main contacts female of main contacts male connector, auxiliary contact male connector and auxiliary
Contact female is respectively connected with auxiliary contact cable, and main contacts male connector and main contacts female are respectively connected with main contacts cable, and aid in
The stroke of contact male connector is less than the stroke of main contacts male connector.Explosion-proof connector provided by the utility model has auxiliary contact, energy
Enough indirect controls are the external power supply of main contacts power supply, when pulling off explosion-proof connector, since the stroke of auxiliary contact male connector is small
In the stroke of main contacts male connector, auxiliary contact are disconnected prior to main contacts, and main contacts can be made to reach main in the case where not turning off and touched
The effect of point power-off, the work for making explosion-proof connector is more safe and reliable, and easy to operate；Meanwhile it works in explosion-proof connector
Under state, since auxiliary contact and main contacts are different circuits, so, when main contacts is in running order, auxiliary contact can
To realize the effect for conducting different electric currents, the functionality for making explosion-proof connector provided by the utility model is stronger.
Description of the drawings
It in order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is the embodiment of the utility model, for those of ordinary skill in the art, without creative efforts, also
Other attached drawings can be obtained according to the attached drawing of offer.
Fig. 1 is a kind of overall structure diagram of specific embodiment provided by the utility model；
Fig. 2 is the structure diagram being off of device shown in FIG. 1；
Wherein, in Fig. 1-Fig. 2：
Auxiliary contact cable -1, auxiliary contact anti-explosion cable connector -2, the first auxiliary contact insulating washer -3, the second
Auxiliary contact insulating washer -4, auxiliary contact cable fixing bolt -5, auxiliary contact female insulation fixing sleeve -6, auxiliary are touched
Point female -7, auxiliary contact male connector insulating washer -8, auxiliary contact male connector -9, connector male head shell -10, auxiliary contact
Male connector insulation fixing sleeve -11, connector fixing sleeve -12, main contacts male connector insulating washer -13, the insulation of main contacts male connector are fixed
Set -14, connector male head fixing screws -15, main contacts male connector -16, main contacts female insulation fixing sleeve -17, the first master
Contact female insulation retaining washer -18, female stop screw -19, the second main contacts female insulation retaining washer -20 are main to touch
Point female -21, connector female end shell -22, main contacts anti-explosion cable connector -23, main contacts cable -24, axis elasticity
Baffle ring -25.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained shall fall within the protection scope of the present invention.
It please refers to Fig.1 and Fig. 2, Fig. 1 illustrates for a kind of overall structure of specific embodiment provided by the utility model
Figure；Fig. 2 is the structure diagram being off of device shown in FIG. 1.
In a kind of specific embodiment provided by the utility model, explosion-proof connector mainly includes outside connector male head
Shell 10 and connector female end shell 22 are provided with auxiliary contact male connector 9 and main contacts male connector 16 in connector male head shell 10, even
Connect be provided in device female shell 22 with 9 matched auxiliary contact female 7 of auxiliary contact male connector and with 16 phase of main contacts male connector
The main contacts female 21 of cooperation, auxiliary contact male connector 9 and auxiliary contact female 7 are respectively connected with auxiliary contact cable 1, and main contacts is public
First 16 and main contacts female 21 be respectively connected with main contacts cable 24, and the stroke of auxiliary contact male connector 9 is less than main contacts male connector 16
Stroke (in Fig. 2 L be progressive error).
Wherein, auxiliary contact cable 1 is entered by auxiliary contact anti-explosion cable connector 2 in connector explosion-proof chamber, is aided in
Contact cable fixing bolt 5 is fixed；Auxiliary contact anti-explosion cable connector 2 is threadably secured with connector female end shell 22 to be connected
Form threaded flame-proof type；First auxiliary contact insulating washer 3 and the second auxiliary contact insulating washer 4 are by auxiliary contact female fixing sleeve
6 and auxiliary contact female 7 be fixed on connector female end shell 22；Auxiliary contact male connector fixing sleeve 11 is exhausted with the second auxiliary contact
Auxiliary contact male connector fixing sleeve 8 and auxiliary contact male connector 9 are fixed on connector male head shell 10 by edge washer 4；Auxiliary contact
Cable 1 is entered by auxiliary contact anti-explosion cable connector 2 in connector explosion-proof chamber to be connected with auxiliary contact male connector 9.In this way, auxiliary
Contact female 7 and auxiliary contact male connector 9 are just isolated in connector explosion-proof chamber, are not in contact with outside air, can be played
Good flame proof effect.
Main contacts cable 21 by main contacts anti-explosion cable connector 23 into connector explosion-proof chamber with main contacts female 21
Riveted；Main contacts anti-explosion cable connector 23 is threadably secured to be connected to form threaded flame-proof type with connector female end shell 22；First
Main contacts female insulation retaining washer 18 and second main contacts female insulation retaining washer 20 will be on connector female end 22
Circlip for shaft 25 is clamped, and main contacts female insulation fixing sleeve 17 is connected through a screw thread fixation with connector female end shell 22,
So that main contacts female 21 is fixed on connector female end shell 22；Main contacts male connector insulation fixing sleeve 14 and main contacts male connector
Insulating washer 13 clamps the circlip for shaft 25 in main contacts male connector 16, and main contacts male connector insulate fixing sleeve 14 with being connected
Device male connector shell 10 is connected through a screw thread fixation, so that main contacts male connector 16 is fixed on connector male head shell 10；It is main to touch
Point cable 21 by main contacts anti-explosion cable connector 23 into connector explosion-proof chamber with 16 riveted of contact male connector.In this way, master helps
Contact female 7 and main contacts male connector 9 are just isolated in connector explosion-proof chamber, are not in contact with outside air, can be played very
Good flame proof effect.
Specifically, in explosion-proof connector working condition, as shown in Figure 1, auxiliary contact female 7 and auxiliary contact male connector 9
In the state of contact connectio, while main contacts female 21 and main contacts male connector 16 are in contact connectio state, make explosion-proof connector
Normal work；When needing to disconnect explosion-proof connector, since connector female end shell 22 is fixed by female stop screw 19, institute
Only connector male head shell 10 need to be extracted.In withdrawal process, main contacts male connector 16 and main contacts female 21 are slowly
Depart from, meanwhile, auxiliary contact male connector 9 slowly departs from auxiliary contact female 7, since the stroke of auxiliary contact male connector 9 is less than master
The stroke of contact male connector 16, the i.e. length of auxiliary contact male connector 9 are less than the length of main contacts male connector 16, so extracting centainly
(this length is more than the length of auxiliary contact male connector 9, less than the length of main contacts male connector 16), 9 He of auxiliary contact male connector during length
Auxiliary contact female 7 completely disengages, but at this point, main contacts male connector 16 and main contacts female 21 depart from not yet, as shown in Fig. 2,
Again since auxiliary contact are controlled to the external power supply of main contacts power supply, so reaching main contacts electricity due to dump at this time
The purpose of source cut-out, explosion-proof connector provided by the utility model make explosion-proof work safer reliable and easy to operate.
In order to optimize the security of explosion-proof connector in above-described embodiment, it is additionally provided in connector female end shell 22 auxiliary
Contact female insulation fixing sleeve 6 is helped, for fixing auxiliary contact female 7；Main touch is additionally provided in connector female end shell 22
Point female insulation fixing sleeve 17, for fixing main contacts female 21, makes entire auxiliary contact and main contacts are in the external world and isolates
State, makes the work of explosion-proof connector more have security.
Further, connector male head shell 10 is provided with auxiliary contact male connector insulation fixing sleeve 11, it is auxiliary for fixing
Contact male connector 9 is helped, main contacts male connector insulation fixing sleeve 14 is provided in connector male head shell 10, for fixing main contacts public affairs
First 16, the isolation effect for making explosion-proof connector is more preferable, further ensures the job security of explosion-proof connector.
It should be noted that be provided with installation waist hole and mounting groove on connector fixing sleeve 12, female stop screw 19 with
Waist hole cooperation is installed, so that connector female end shell 22 (only can be along waist hole with the fixed installation limit installation of connector fixing sleeve 12
It rotates)；Connector male head fixing screws 15 are engaged by clamping with mounting groove, so that connector male head shell 10 and connector fixing sleeve
12 are detachably connected, so so that connector male head shell 10 can be freely plugged in connector female end shell, make operation more
Simply.
In conclusion the explosion-proof connector that the present embodiment is provided mainly includes connector male head shell 10 and connector is female
Head shell 22, is provided with auxiliary contact male connector 9 and main contacts male connector 16, connector female end shell 22 in connector male head shell 10
It is inside provided with 9 matched auxiliary contact female 7 of auxiliary contact male connector and female with 16 matched main contacts of main contacts male connector
First 21, auxiliary contact male connector 9 and auxiliary contact female 7 are respectively connected with auxiliary contact cable 1, and main contacts male connector 16 and main contacts are female
First 21 are respectively connected with main contacts cable 24, and the stroke of auxiliary contact male connector 9 is less than the stroke of main contacts male connector 16.This practicality is new
Type provide explosion-proof connector have auxiliary contact, can indirect control be main contacts power supply external power supply, it is explosion-proof pulling off
During connector, since the stroke of auxiliary contact male connector 9 is less than the stroke of main contacts male connector 16, auxiliary contact break prior to main contacts
It opens, main contacts can be made to achieve the effect that main contacts is powered off in the case where not turning off, the work for making explosion-proof connector is safer
Reliably, it is and easy to operate；Meanwhile under explosion-proof connector working condition, since auxiliary contact and main contacts are different circuits, institute
With when main contacts is in running order, auxiliary contact can realize the effect for conducting different electric currents, provide the utility model
Explosion-proof connector functionality it is stronger.
The foregoing description of the disclosed embodiments enables professional and technical personnel in the field to realize or new using this practicality
Type.A variety of modifications of these embodiments will be apparent for those skilled in the art, determine herein
The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause
This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The most wide scope consistent with features of novelty.
Claims (8)
1. a kind of explosion-proof connector, which is characterized in that including connector male head shell (10) and connector female end shell (22), institute
It states and auxiliary contact male connector (9) and main contacts male connector (16) is provided in connector male head shell (10), outside the connector female end
Be provided in shell (22) auxiliary contact female (7) matched with the auxiliary contact male connector (9) and with the main contacts male connector
(16) matched main contacts female (21), the auxiliary contact male connector (9) and the auxiliary contact female (7) are respectively connected with auxiliary
Contact cable (1) is helped, the main contacts male connector (16) and the main contacts female (21) are respectively connected with main contacts cable (24), and
The stroke of the auxiliary contact male connector (9) is less than the stroke of the main contacts male connector (16).
2. explosion-proof connector according to claim 1, which is characterized in that further include and be arranged at the connector female end shell
(22) the auxiliary contact anti-explosion cable connector (2) on, for installing the auxiliary contact cable (1).
3. explosion-proof connector according to claim 2, which is characterized in that also set up on the connector female end shell (22)
It is useful for installing the main contacts anti-explosion cable connector (23) of the main contacts cable (24).
4. explosion-proof connector according to claim 1, which is characterized in that further include and be arranged at the connector female end shell
(22) in, for fix the auxiliary contact female of the auxiliary contact female (7) insulation fixing sleeve (6).
5. explosion-proof connector according to claim 4, which is characterized in that also set up in the connector female end shell (22)
It is useful for fixing the main contacts female insulation fixing sleeve (17) of the main contacts female (21).
6. explosion-proof connector according to claim 1, which is characterized in that further include and be arranged at the connector male head shell
(10) in, for fix the auxiliary contact male connector of the auxiliary contact male connector (9) insulation fixing sleeve (11).
7. explosion-proof connector according to claim 6, which is characterized in that also set up in the connector male head shell (10)
It is useful for fixing the main contacts male connector insulation fixing sleeve (14) of the main contacts male connector (16).
8. explosion-proof connector according to claim 1, which is characterized in that further include connector fixing sleeve (12), connector
Male connector fixing screws (15) and female stop screw (19)；Installation waist hole and installation are provided on the connector fixing sleeve (12)
Slot, the female stop screw (19) and the installation waist hole cooperation, so that the connector female end shell (22) and the company
Device fixing sleeve (12) limit installation is connect, the connector male head fixing screws (15) are engaged by clamping with the mounting groove, so that institute
Connector male head shell (10) is stated to be detachably connected with the connector fixing sleeve (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721434676.7U CN207381668U (en) | 2017-10-31 | 2017-10-31 | A kind of explosion-proof connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721434676.7U CN207381668U (en) | 2017-10-31 | 2017-10-31 | A kind of explosion-proof connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207381668U true CN207381668U (en) | 2018-05-18 |
Family
ID=62334352
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721434676.7U Active CN207381668U (en) | 2017-10-31 | 2017-10-31 | A kind of explosion-proof connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207381668U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107834324A (en) * | 2017-10-31 | 2018-03-23 | 恒安科技（中山）有限公司 | A kind of explosion-proof connector |
-
2017
- 2017-10-31 CN CN201721434676.7U patent/CN207381668U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107834324A (en) * | 2017-10-31 | 2018-03-23 | 恒安科技（中山）有限公司 | A kind of explosion-proof connector |
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