CN2325477Y

CN2325477Y - Electromagnetic door lock

Info

Publication number: CN2325477Y
Application number: CN 98202641
Authority: CN
Inventors: 张志忠
Original assignee: Individual
Current assignee: Individual
Priority date: 1998-03-26
Filing date: 1998-03-26
Publication date: 1999-06-23
Anticipated expiration: 2008-03-26

Abstract

The utility model relates to an electromagnetic door lock. Primarily, both sides below an electromagnetic lock body are respectively inward provided with a convex tooth; both sides of an iron plate inside are respectively provided with a sliver guide channel in which a concave hole is arranged. An angle edge of each sliver guide channel is provided with a chamfered angle; both sides below the iron plate are provided with springs. A position near the center of the iron plate is also provided with a pushing head whose convex bar is inserted with a spring. A C-typed slide block is clamped and stopped in the lower concave hole of the iron plate. Thus, a door can be easily closed and opened. The electromagnetic door lock has simple assembly.

Description

Electromagnetic door lock with correcting

The utility model relates to a kind of electromagnetic door lock.

At present, one section electromagnetic door lock, as shown in Figure 1, this electromagnetic lock 11 is installed in doorframe 1 one sides, metal sheet 14 then wears spring 18 with screw 16 and is rotated with in framework 15, it is corresponding with electromagnetic lock 11 that this framework 15 is installed in door-plate 1 one sides again, this electromagnetic lock 11 respectively is provided with a rectangular fin 12 in forward and backward both side edges, metal sheet 14 its corresponding sections then respectively are provided with a groove 17, after door-plate 13 and doorframe 1 closure are switched on, this electromagnetic lock 11 is about to this metal sheet 14 absorption, borrow electromagnetic lock 11 rectangular fins 12 corresponding with the groove 17 of metal sheet 14 simultaneously, and card ends mutually.

Because this door-plate 13 is because of regular rotation, in the course of time, this door-plate often makes the sagging inclination of door-plate 13 1 sides meeting because of gravity, and after the sagging inclination, the rectangular fin 12 of this electromagnetic lock 11 promptly goes out to present with groove 17 positions of metal sheet 14, following and no longer corresponding, therefore, the situation that can't engage will take place, and can't engage with the groove 17 of metal sheet 14 when rectangular fin 12, even if then this metal sheet 14 can be adsorbed by electromagnetic lock 11, then can't engage because of above-mentioned, and as long as door-plate 13 1 is pushed away, plate can be pushed open, as seen when door-plate 13 is sagging tilt phenomenon, general electromagnetic door lock promptly presents fault, and makes door-plate and doorframe closure really.

Moreover, when electromagnetic lock laterally is installed in the door-plate top, because of commonly using electromagnetic door lock is that metal sheet 14 is up inhaled, therefore, and when metal sheet 14 is up adsorbed by electromagnetic door lock 11, this spring 18 promptly is stressed and produces reverse elastic force and metal sheet 14 belows are not provided with any braced structures yet, so during electromagnetic lock absorption metal sheet, need macro-energy that metal sheet is held, therefore, power consumption is big during use, causes waste.

In view of this, the purpose of this utility model provides a kind of electromagnetic door lock with correcting, borrows the top rake of rectangular guide channel angle edge, and two double wedges below the electromagnetic lock body are successfully slipped in the shrinkage pool of rectangular guide groove, is beneficial to electromagnetic lock body absorption iron plate card and ends.

The purpose of this utility model is achieved in that a kind of electromagnetic door lock with correcting comprises an electromagnetic lock body, an iron plate and a framework, it is characterized in that: both sides, electromagnetic lock body below are toward the interior double wedge that respectively is provided with, and the iron plate both sides are toward the interior rectangular guide channel that respectively is provided with, be provided with a shrinkage pool in this rectangular guide channel, rectangular again guide channel angle edge is provided with top rake, both sides, iron plate below are provided with spring simultaneously, the nearly centre of iron plate also is provided with a top, the nose bar of this top plugs a spring, and ends in the following shrinkage pool of iron plate with a C type washer card.

Owing to adopt such scheme: door can be successfully closed and opens.

Below in conjunction with drawings and Examples the utility model is further specified.

Fig. 1 commonly uses electromagnetic door lock user mode schematic diagram;

Fig. 2 is the utility model embodiment exploded view;

Fig. 3 is the A enlarged diagram of the utility model embodiment Fig. 2.

Fig. 4 is that the B of the utility model embodiment Fig. 2 is to enlarged diagram.

Fig. 5 is the utility model embodiment and a kind of frame combination schematic diagram;

Fig. 6 is the utility model embodiment and another kind of frame combination schematic diagram;

Fig. 7 is a kind of user mode figure of the utility model embodiment;

Fig. 8 is the another kind of user mode figure of the utility model embodiment;

Fig. 9 is the action generalized section after the utility model embodiment outage;

Figure 10 is the A enlarged diagram of the utility model embodiment Fig. 7;

Figure 11 is the B enlarged diagram of the utility model embodiment Fig. 7;

Figure 12 is the action generalized section after the utility model embodiment energising;

Figure 13 is the C enlarged diagram of the utility model embodiment Figure 10;

Among the figure: 1. 341. times shrinkage pools of doorframe 11. electromagnetic locks, 12. rectangular fin 13. door-plates, 14. metal sheet 15. frameworks, 16. screw 17. grooves, 2. electromagnetic lock body 21. double wedges, 22. screw 3. iron plates, 31. rectangular guide channel 32. shrinkage pool 33. top rakes, 34. upper concave holes, 342. springs, 35 tops, 36 C type washers 37. are adjusted hole 371. big open-work 372. breach 38. flat head screw 381. stators 382. screws 383. screw threads 39. springs 4. frameworks 41. open-works 45. frameworks 51. screws

Shown in Fig. 2-4, present embodiment is made up of an electromagnetic lock body 2, an iron plate 3 and a framework 4, wherein: both sides, electromagnetic lock body 2 below are toward the interior double wedge 21 (shown in Fig. 9,10) that respectively is provided with, this double wedge 21 is corresponding with rectangular guide channel 32 positions of iron plate 3, and this electromagnetic lock body 2 is rotated with in doorframe 1 upper limb (as shown in Figure 7) with screw.

Shown in Fig. 2-4, iron plate 3 both sides are toward the interior rectangular guide channel 31 that respectively is provided with, respectively be provided with a shrinkage pool 32 in the rectangular guide channel 31 and this rectangular guide groove 31 lateral angle edge then give top rake 33, this rectangular guide channel 31 is when door-plate and doorframe closure (as shown in Figure 7), can borrow the set top rake 33 of 31 jiaos of edge of rectangular guide channel, and make two double wedges 21 of electromagnetic lock body 2 belows, can slip into smoothly in the shrinkage pool 32 of rectangular guide channel 31, with correcting iron plate 3, help 2 absorption of electromagnetic lock body, and card ends iron plate 3 (shown in Figure 12 and 13) really.

Therefore, when the sagging inclination of door-plate, when door-plate and doorframe are desired closure, borrow rectangular guide groove 31 lateral angle edge top rakes 33 to make breach become big, make the pointed of double wedge 21 of electromagnetic lock body 2 still can enter, and along the rectangular guide groove 31 of iron plate 3, and but correcting iron plate relends simultaneously by the set spring 39 in both sides, iron plate 3 below, because of elastic force with iron plate 3 support up, therefore electromagnetic lock body 2 absorption iron plates 3 are promptly very laborsaving (as Figure 12, shown in 13), reduce and just get institute's energy requirement, power consumption reduces, and can be adsorbed by the electromagnetic lock body easily, thereby, make door-plate and doorframe still can be smoothly closed.

Iron plate 3 is provided with a top 35 near centre again, as shown in Figure 9, the nose bar 351 of this top 35 plugs a spring 342, suitable place, these nose bar 351 belows periphery is provided with the recessed (not shown) of a ring, can insert folder for C type washer (collar) 36 ends, 36 cards of this C type washer end in the following shrinkage pool 341 of iron plate 3, therefore, after electromagnetic lock body 2 energising (as Figure 12,13) shown in, this electromagnetic lock body 2 can up adsorb iron plate 3, and this iron plate 3 is up extruded spring 342 simultaneously, therefore, and after outage, as shown in Figure 9, borrow the reverse elastic force of top 35 below springs 342, and can instantaneous iron plate 3 be pushed away electromagnetic lock body 2 downwards, in order to opening the door smoothly after the outage.

As shown in Figure 2, each is provided with an adjustment hole 37 again (as Figure 12 iron plate 3 both sides, shown in 13), these 37 belows, adjustment hole are provided with a big open-work 371, these big open-work 371 belows are provided with a big breach 372, this big open-work 371 can borrow flat head screw 38 to insert, and be provided with the stator 381 of a ventilative (not shown) with central authorities, wear its open-work for flat head screw 38, this stator 381 is rotated with in big breach 372 with screw 382 again, to prevent that flat head screw 38 from dropping, after the screw 41 that this flat head screw 38 then wears spring 39 and framework 4 again screws, this iron plate 3 borrows big open-work 371 spaces greater than flat head screw screw 38 upper limb terminations, the up support of stator 381 below springs 39 again, therefore, adjust flat head screw 38, can borrow extrusion spring 39 as long as insert adjustment hole 37 with bottle opener, and then can adjust the distance of iron plate 3 and electromagnetic lock body, thereby further improve the located by prior art product institute of tilting because of door-plate is sagging and cause apart from the shortcoming that widens.

As shown in Figure 5, framework 4 and electromagnetic lock body 2, then can after establishing the slotted eye of a degree of depth greater than framework, door-plate, doorframe promptly can be rotated with installation (as shown in Figure 7) by screw, moreover, also framework 5 can be changed the sidewall type (as shown in Figure 6) that is made as, and be provided with two holes in electromagnetic lock body 2 the place aheads and be rotated with screw, can be installed in the lateral margin (as shown in Figure 8) of door-plate, doorframe, framework 4 also can be cut profile and boring again, be beneficial to be installed on the door-plate, thereby can be selected by implementing environment.

This practical advantage in sum:

1, during the sagging inclination of door-plate, door-plate and doorframe still can be closed.

2, during the sagging inclination of door-plate, but still correcting engaging of electromagnetic lock.

3, during the sagging inclination of door-plate, though cause the distance of door-plate and doorframe big, the distance of iron plate capable of regulating and electromagnetic lock.

4, have the correcting structure, can engage really.

5, need not readjust the tram of electromagnetic lock.

6, need not readjust the tram of metal latch.

7, easily assembled rapid.

8, two springs of iron plate below are with iron plate support up, and this electromagnetic lock body absorption iron plate is promptly very laborsaving, make institute

Energy requirement reduces, power consumption reduces.

9, can be according to the environmental selection installation.

Claims

1, a kind of electromagnetic door lock with correcting comprises an electromagnetic lock body (2), one iron plate (3) and a framework (4), it is characterized in that: both sides, electromagnetic lock body (2) below are toward the interior double wedge (21) that respectively is provided with, and iron plate (3) both sides are toward the interior rectangular guide channel (31) that respectively is provided with, be provided with a shrinkage pool (32) in this rectangular guide channel (31), rectangular again guide channel (31) angle edge is provided with top rake (33), both sides, iron plate (3) below are provided with spring (39) simultaneously, the nearly centre of iron plate (3) also is provided with a top (35), the nose bar (351) of this top (35) plugs a spring (342), and ends in the following shrinkage pool (341) of iron plate (3) with a C type washer (36) card.