CN209704241U - Anti-theft lock for field distribution box - Google Patents

Abstract

The utility model relates to an pickproof lock for open-air block terminal. The problem of current open-air block terminal theftproof performance poor easily stolen the electricity is mainly solved. The method is characterized in that: the anti-smashing sheath is welded on the distribution box door; the main lock cylinder comprises an outer lock cylinder and an inner lock cylinder, and the inner lock cylinder is sleeved in the outer lock cylinder; the outer lock cylinder is connected with a T-shaped lock tongue on one side and an upper and lower main lock tongues through a main lock tongue clamp spring; the inner lock cylinder fixes one end of a safety hook scribing sheet through a safety hook clamping spring, the other end of the safety hook scribing sheet is connected with one end of a return spring A, and the other end of the return spring A is fixed on a spring fixing sheet; one ends of two safety hook fixing pieces are welded on the distribution box door, a through hole with a pin is arranged at the other end of each safety hook fixing piece, and each safety hook fixing piece is connected with one end of each safety hook through the pin; the groove at the other end of the safety hook faces the lower main lock tongue. This an anti-theft lock for open-air block terminal has the theftproof function, strengthens the protective strength of tool to lock simultaneously.

Description

A kind of theftproof lock for Wild distributor box

Technical field

The utility model relates to petroleum production engineering applied technology fields, in particular to a kind of for the antitheft of Wild distributor box Lock.

Background technique

The distribution box for oil pump unit applied on oil field at present is plain edition distribution box, and lockset is also plain edition lockset, is not had The case where anti-theft function a, key opens multiple distribution box doors, is generally existing, and the rod-pumped well positioned at neighbouring village village often occurs Oil field electricity consumption is stolen situation, and existing distributing cabinet anti-theft performance is poor.In addition, since layman can open distribution box Door, therefore, the security performance of distribution box demands perfection urgently, Yi Fasheng electric shock accidents.

Summary of the invention

Technical problem to be solved in the utility model is to overcome existing Wild distributor box present in background technique antitheft The problem of the easily stolen electricity of performance difference, and a kind of theftproof lock for Wild distributor box is provided, this is used for the anti-of Wild distributor box Lock is stolen, there is anti-theft function, while enhancing the protection intensity of lockset.

The invention for solving the technical problem can reach by following technical solution: this is used for the antitheft of Wild distributor box Lock, including distribution box door, the distribution box door welding is anti-to pound sheath, spring stator；Anti- pound installs main lock core, main lock in sheath Core is fixed on distribution box door；The main lock core includes outer lock core, internal cylinder, and internal cylinder is inserted in inside outer lock core；Outer lock core is logical It crosses main lock tongue circlip and the T-type lock tongue of side, the main lock tongue in top and the bottom connects；Internal cylinder is fixed on auxiliary catch by auxiliary catch circlip Scribing one end, the auxiliary catch scribing other end are connect with the one end reset spring A, and the reset spring A other end is fixed on spring stator On；Two panels auxiliary catch fixing piece one end is also welded on the distribution box door, the two panels auxiliary catch fixing piece other end is provided with through-hole, leads to Hole is built-in with pin, and auxiliary catch fixing piece is connect by pin with auxiliary catch one end；Auxiliary catch other end groove to leading to the lower part Lock tongue；Reset spring B is set with outside pin.

The utility model can have the following beneficial effects: this for the anti-of Wild distributor box compared with above-mentioned background technique Lock is stolen, there is anti-theft function, can just open chamber door using dedicated anti-theft key, passes through the anti-design for pounding sheath, enhancing lock The protection intensity of tool, common tool are not opened this lockset, and anti-theft performance gets a promotion, and prevent effect in terms of stealing electricity for oil field Obviously.

Detailed description of the invention

Attached drawing 1 is the structural schematic diagram of the utility model；

Attached drawing 2 is the utility model partial enlargement diagram；

Attached drawing 3 is the structural schematic diagram of the utility model main lock core；

Attached drawing 4 is the structural schematic diagram of the mating private key of the utility model.

In figure: 1. main lock cores；2. T-type lock tongue；3. auxiliary catch；4. reset spring A；5. spring stator；6. main lock tongue； 7. auxiliary catch scribing；8. auxiliary catch fixing piece；9. reset spring B；10. distribution box door；11. anti-pound sheath；12. external lock Core；13. internal cylinder；14. main lock tongue circlip；15. auxiliary catch scribing circlip；16. main lock core fixed circlip；17. pin；Outside 18 Pullover；Pullover in 19；20 circlips；21 outer plate stems；Tommy bar in 22.

Specific embodiment:

The utility model is described in further detail with reference to the accompanying drawing:

As shown in attached drawing 1, Fig. 2, Fig. 3, this is used for the theftproof lock of Wild distributor box, including distribution box door 10, the distribution The welding of chamber door 10 is anti-to pound sheath 11, for protecting lockset；Anti- pound installs main lock core 1 in sheath 11, main lock core 1 is solid by main lock tongue Determine circlip 16 to be fixed on distribution box door 10；The main lock core 1 includes outer lock core 12, internal lock core 13, and internal cylinder 13 is inserted in outer Inside lock core 12；Outer lock core 12 is connect by main lock tongue circlip 14 with T-type lock tongue 2, the main lock tongue 6 in top and the bottom；Internal lock core 13 is logical Fixed 7 one end of auxiliary catch scribing of auxiliary catch circlip 15 is crossed, 7 other end of auxiliary catch scribing is connect with reset spring A4, reset spring The A4 other end is fixed in spring stator 5, and spring stator 5 is welded on distribution box door 10, insures cropping piece 7 in key Under effect when rotation, it can be resetted under the action of reset spring A4；Two panels auxiliary catch is also welded on the distribution box door 10 to fix 8 one end of part, 8 other end of two panels auxiliary catch fixing piece are provided with through-hole, and through-hole is built-in with pin 17, and auxiliary catch fixing piece 8 passes through pin Nail 17 is connect with auxiliary catch 3, and auxiliary catch 3 is clipped between two panels auxiliary catch fixing piece 8, and auxiliary catch 3 can simultaneously be rotated around pin 17；Insurance 3 front end groove of hook is to main lock tongue 6 to the lower part；It is set with a reset spring B9 outside pin 17, under the action of reset spring, protects When danger hook 3 can be around 17 activity of pin, main lock tongue 6 is locked always；When being unlocked using private key, internal lock core 13 drives insurance Cropping piece 7 rotates, and insurance cropping piece 7 is oppressed auxiliary catch 3 and rotated around pin 17, and according to lever principle, auxiliary catch locks main lock tongue 6 and beats It opens, discharges main lock tongue, open or close distribution box door.

As shown in figure 4, with this for the matched private key of the theftproof lock of Wild distributor box by outer tommy bar 21, outer pullover 18, interior tommy bar 22, interior pullover 19 and circlip 20 form, and the outer pullover 18 is involute teeth wheel construction) with tommy bar 21 outside lower part It is an entirety, interior pullover 19 is housed, interior pullover 19 is fixed together with outer pullover 18 by circlip 20, interior inside outer pullover 18 The connecting rod of 22 upper vertical of tommy bar connection passes through outer 18 centre bore of pullover；And inside and outside tommy bar can relatively rotate.

When unlocking, private key is inserted into open keyhole, rotates clockwise interior tommy bar 22, rotates internal cylinder, internal cylinder drives Scribing pushes, and auxiliary catch rotates under lever power works use around pin shaft, and auxiliary catch lifts, main lock tongue is discharged, at this point, outer lock core is Can be movable, then rotate clockwise outer tommy bar 21 and rotate outer lock core, main lock tongue and T-type lock tongue are rotated, chamber door is opened.Locking phase Inverse operations.When locking, private key is inserted into open keyhole, rotates clockwise interior tommy bar 22, rotates internal cylinder, internal cylinder, which drives, draws Piece pushes, and auxiliary catch rotates under lever power works use around pin shaft, and auxiliary catch lifts, main lock tongue is discharged, at this point, outer lock core ability Enough activities, then rotate counterclockwise outer tommy bar 21 and rotate outer lock core, main lock tongue and T-type lock tongue are rotated, chamber door is lockked, rotates counterclockwise Interior tommy bar, removes private key.

Claims (3)

1. a kind of theftproof lock for Wild distributor box, including distribution box door (10), it is characterised in that: the distribution box door (10) Welding is anti-to pound sheath (11), spring stator (5)；Anti- pound in sheath (11) installs main lock core (1), and main lock core (1), which is fixed on, matches On electric door (10)；The main lock core (1) includes outer lock core (12), internal cylinder (13), and internal cylinder (13) is inserted in outer lock core (12) It is internal；Outer lock core (12) is connect by main lock tongue circlip (14) with the T-type lock tongue (2) of side, the main lock tongue in top and the bottom (6)；Internal lock Core (13) is fixed on auxiliary catch scribing (7) one end, auxiliary catch scribing (7) other end and reset spring by auxiliary catch circlip (15) A(4) one end connects, reset spring A(4) other end is fixed on spring stator (5)；It is also welded on the distribution box door (10) Two panels auxiliary catch fixing piece (8) one end, two panels auxiliary catch fixing piece (8) other end are provided with through-hole, and through-hole is built-in with pin (17), Auxiliary catch fixing piece (8) is connect by pin (17) with auxiliary catch (3) one end；Auxiliary catch (3) other end groove to leading to the lower part Lock tongue (6)；Reset spring B(9 is set with outside pin (17)).

2. a kind of theftproof lock for Wild distributor box according to claim 1, it is characterised in that: the main lock core (1) It is fixed on distribution box door (10) by main lock core fixed circlip (16).

3. a kind of theftproof lock for Wild distributor box according to claim 1, it is characterised in that: the auxiliary catch (3) It is clipped between two panels auxiliary catch fixing piece (8).