CN204098636U - Multipoint door lock - Google Patents

Abstract

Multipoint door lock disclosed in the utility model, comprise a strip pedestal, the upper, middle and lower portion of the first side of strip pedestal is provided with upper, middle and lower lock body, upper, middle and lower lock body includes a lock box and and is arranged on large dead bolt in lock box, the side of lock box is fixed on the first side of strip pedestal, large dead bolt has a hook body segment upwards, and hook body segment is positioned on the second side of strip pedestal through after described strip pedestal; Removably be provided with the oblique dead bolt above a large dead bolt being arranged in lock body in the lock box of middle lock body, oblique dead bolt is positioned on the second side of strip pedestal through after strip pedestal.The beneficial effects of the utility model are: lock box prevents the particle such as dust, aluminium bits from dropping in lock box effectively, thus ensure the effect of transmission; The hook body segment of large dead bolt can increase the anti-theft feature of lock body; Dissimilar oblique dead bolt can be facilitated to change, effectively reduce stock.

Description

Multipoint door lock

Technical field

The utility model relates to a kind of door lock, especially arranges a kind of multipoint door lock being applicable to aluminium, plastic material vertical hinged door.

Background technology

Door lock is just used to door lock to live with the equipment preventing other people from opening this, and this equipment may be mechanical, also may be electronic, electronicly needs electric energy.At present, on market, common door lock is generally single-point type door lock, and multipoint door lock is actually rare.The lock body of multipoint door lock comprises large dead bolt, tiltedly dead bolt and the lock acceptance division for receiving large dead bolt, but existing multipoint door lock exists following problems:

The lock body of 1, present multipoint door lock is generally mild steel stamping parts, and the transmission mechanism of lock body is exposed, and some foreign material such as dust, water and processing aluminium bits drop in lock housing, can have influence on the effect of transmission like this;

The large dead bolt of 2, present multipoint door lock is generally direct insertion, and large dead bolt insertion lock acceptance division matches with it and forms the poor effect of deadlock, causes its anti-theft feature not strong;

The lock acceptance division of 3, present multipoint door lock is normally uncontrollable, and its unadjustable property but can affect the sealing of door and open feel;

The oblique dead bolt of 4, present multipoint door lock is on fixing lock body, cannot carry out replacement operation;

5, present multipoint door lock nonreactive Light deformation, resisting wind press capacity are lower.

For this reason, applicant carried out useful exploration and trial, have found result of the above problems, technical scheme described below produces under this background.

Utility model content

Technical problem to be solved in the utility model: provide for the deficiencies in the prior art that a kind of anti-theft feature is strong, acceptance division has regulatory function to its lock, its oblique dead bolt has replaceable function, can anti-Light deformation, multipoint door lock that Wind-Pressure Resistance ability is strong.

The technical problem that the utility model solves can realize by the following technical solutions:

Multipoint door lock, comprise a strip pedestal, the upper, middle and lower portion of the first side of described strip pedestal is provided with upper, middle and lower lock body, wherein, described middle lock body is active lock body, described upper and lower lock body is driven lock body, and described middle lock body is connected with described upper and lower lock body respectively by upper and lower connecting rod; Described upper, middle and lower lock body includes a lock box and and is arranged on large dead bolt in described lock box, described lock box is a rectangle square box, the side of described lock box is fixed on the first side of described strip pedestal, described large dead bolt has a hook body segment upwards, and described hook body segment is positioned on the second side of described strip pedestal through after described strip pedestal; Removably be provided with the oblique dead bolt above a large dead bolt being arranged in described lock body in the lock box of described middle lock body, described oblique dead bolt is positioned on the second side of described strip pedestal through after described strip pedestal.

In a preferred embodiment of the present utility model, also comprise one be arranged in the doorframe relative with the second side of described strip pedestal can along the movement of doorframe width and the interlocking matched with described oblique dead bolt receive, described interlocking is at least provided with one in order to the described interlocking after overregulating is received the lock-screw be fixed in doorframe on receiving.

In a preferred embodiment of the present utility model, second side of described strip pedestal is provided with two pairs of safty pins, two safty pins in described first pair of safty pin lay respectively at the upper and lower of the hook body segment of the large dead bolt of described upper lock body, and two safty pins in described second pair of safty pin lay respectively at the upper and lower of the hook body segment of the large dead bolt of described down lock body.

In a preferred embodiment of the present utility model, described upper, middle and lower lock body is high-strength press cast zinc alloy lock body.

In a preferred embodiment of the present utility model, described upper and lower connecting rod is stainless steel connecting rod.

Owing to have employed technical scheme as above, the beneficial effects of the utility model are:

1, all spare and accessory parts all comprise within it by the lock box of upper, middle and lower lock body, effectively prevent the particle such as dust, aluminium bits from dropping in lock box, thus ensure the effect of its transmission;

2, the hook body segment of the large dead bolt of upper, middle and lower lock body can increase the anti-theft feature of lock body;

3, interlocking is received and can be regulated, and enhances the sealing performance of door and opens performance;

4, tiltedly dead bolt is removably mounted in the lock box of middle lock body, dissimilar oblique dead bolt can be facilitated like this to change, effectively reduce stock;

Two pairs of safty pins that the side of 5, strip pedestal is arranged can anti-Light deformation, Wind-Pressure Resistance ability strong.

Accompanying drawing explanation

In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.

Fig. 1 is structural representation of the present utility model.

Fig. 2 is the partial schematic diagram that lock body of the present utility model coordinates with lock acceptance division.

Fig. 3 is the scheme of installation of oblique dead bolt of the present utility model.

Detailed description of the invention

The technological means realized to make the utility model, creation characteristic, reaching object and effect is easy to understand, below in conjunction with concrete diagram, setting forth the utility model further.

See the multipoint door lock provided in Fig. 1 and Fig. 2, figure, strip pedestal 100, upper, middle and lower lock body 210,220,230 and lock acceptance division 300 please be comprised.

Middle lock body 220 comprises lock box 221, large dead bolt 222 and tiltedly dead bolt 223, lock box 221 is a rectangle square box, the side of lock box 221 be namely in figure lock box 221 pass on left the middle part that screw is fixed on the side 110 of strip pedestal 100, large dead bolt 222 has a hook body segment 222a upwards, hook body segment 222a is positioned on the side 120 of strip pedestal 100 through after strip pedestal 100, oblique dead bolt 223 is removably mounted in lock box 221, and be positioned at the top of large dead bolt 222, oblique dead bolt 223 is positioned on the side 120 of strip pedestal 100 through after strip pedestal 100.Above-mentioned oblique dead bolt 223 removably mounting means is realized by following mode, please see Fig. 3, the back of oblique dead bolt 223 is provided with one and inserts key 223a, the root inserting key 223a arranges a fixture block 223aa, the lock box 221 of middle lock body 220 is provided with a keyseat (not shown), the end of keyseat is provided with a draw-in groove (not shown), during installation, the slotting key 223a of oblique dead bolt 223 inserts in the keyseat of lock box 221, until the fixture block 223aa inserting key 223a root coordinates with the draw-in groove of keyseat end, again oblique dead bolt 223 is turned clockwise 90 °, the slotting fixture block 223aa of key 223a root and the draw-in groove of keyseat end are connected together.When dismantling oblique dead bolt 223, only oblique dead bolt 223 need be rotated counterclockwise 90 °, more oblique dead bolt 223 is extracted.Dissimilar oblique dead bolt can be facilitated like this to change, effectively reduce stock.

Upper lock body 210 comprises lock box 211 and large dead bolt 212, the side of lock box 211 be namely in figure lock box 211 pass on left the top that screw is fixed on the side 110 of strip pedestal 100, large dead bolt 212 has a hook body segment 212a upwards, and hook body segment 212a is positioned on the side 120 of strip pedestal 100 through after strip pedestal 100.Similarly, down lock body 230 comprises lock box 231 and large dead bolt 232, the side of lock box 231 be namely in figure lock box 231 pass on left the bottom that screw is fixed on the side 110 of strip pedestal 100, large dead bolt 232 has a hook body segment 232a upwards, and hook body segment 232a is positioned on the side 120 of strip pedestal 100 through after strip pedestal 100.The hook body segment 212a of large dead bolt 212,222,232,222a, 232a can increase the anti-theft feature of lock body.

Upper, middle and lower lock body 210,220,230 in the present embodiment is preferably adopted as high-strength press cast zinc alloy and makes, and prevents from getting rusty.Wherein, middle lock body 220 is active lock body, and upper and lower lock body 210,230 is driven lock body, and middle lock body 220 is connected with upper and lower lock body 210,230 respectively by upper and lower connecting rod (not shown), above-mentioned upper and lower connection is preferably selected and is made with stainless steel, prevents from getting rusty.Certainly, upper, middle and lower lock body 210,220,230 also can be provided with spare and accessory parts that some those skilled in the art will inevitably understand as transmission device, is not just repeating one by one in the present embodiment.All spare and accessory parts all comprise within it by the lock box 211,221,231 of upper, middle and lower lock body 210,220,230, effectively prevent the particle such as dust, aluminium bits from dropping in lock box, thus ensure the effect of its transmission.

In order to increase the sealing performance of door further and open performance, be provided with an interlocking in the doorframe 300 relative in the side 120 with strip pedestal 100 and receive 310, interlocking receive 310 can move along the width of doorframe 300 and with oblique dead bolt 223 phase configuration be arranged in lock box 221, namely interlocking is received and 310 can be moved left and right to regulate the seal degree with oblique dead bolt 223 in the horizontal direction.The upper and lower part that interlocking receives 310 is provided with lock-screw 311,312 respectively, and lock-screw 311,312 is through will to be arranged in doorframe 300 after doorframe 300 and interlocking after overregulating is received 310 and is fixed in doorframe 300.

Can anti-Light deformation and increase Wind-Pressure Resistance ability in order to make the utility model have, the side 120 of strip pedestal 100 is provided with two pairs of safty pins 130,140, two safty pins in a pair safty pin 130 lay respectively at the upper and lower of the hook body segment 212a of the large dead bolt 212 of upper lock body 210, and another lays respectively at the upper and lower of the hook body segment 232a of the large dead bolt 232 of down lock body 230 to the safty pin of two in safty pin 140.

More than show and describe general principle of the present utility model and principal character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and manual just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.

Claims (5)

1. multipoint door lock, it is characterized in that, comprise a strip pedestal, the upper, middle and lower portion of the first side of described strip pedestal is provided with upper, middle and lower lock body, wherein, described middle lock body is active lock body, and described upper and lower lock body is driven lock body, and described middle lock body is connected with described upper and lower lock body respectively by upper and lower connecting rod; Described upper, middle and lower lock body includes a lock box and and is arranged on large dead bolt in described lock box, described lock box is a rectangle square box, the side of described lock box is fixed on the first side of described strip pedestal, described large dead bolt has a hook body segment upwards, and described hook body segment is positioned on the second side of described strip pedestal through after described strip pedestal; Removably be provided with the oblique dead bolt above a large dead bolt being arranged in described lock body in the lock box of described middle lock body, described oblique dead bolt is positioned on the second side of described strip pedestal through after described strip pedestal.

2. multipoint door lock as claimed in claim 1, it is characterized in that, also comprise one be arranged in the doorframe relative with the second side of described strip pedestal can along the movement of doorframe width and the interlocking matched with described oblique dead bolt receive, described interlocking is at least provided with one in order to the described interlocking after overregulating is received the lock-screw be fixed in doorframe on receiving.

3. multipoint door lock as claimed in claim 1, it is characterized in that, second side of described strip pedestal is provided with two pairs of safty pins, two safty pins in described first pair of safty pin lay respectively at the upper and lower of the hook body segment of the large dead bolt of described upper lock body, and two safty pins in described second pair of safty pin lay respectively at the upper and lower of the hook body segment of the large dead bolt of described down lock body.

4. multipoint door lock as claimed in claim 1, it is characterized in that, described upper, middle and lower lock body is high-strength press cast zinc alloy lock body.

5. multipoint door lock as claimed in claim 1, it is characterized in that, described upper and lower connecting rod is stainless steel connecting rod.