CN110656812B

CN110656812B - Elevator door lock

Info

Publication number: CN110656812B
Application number: CN201910934734.XA
Authority: CN
Inventors: 钱露露; 董韦良; 李家宝
Original assignee: Chongqing Xin'anjie Elevator Co ltd
Current assignee: Chongqing xin'anjie Elevator Co.,Ltd.
Priority date: 2019-09-29
Filing date: 2019-09-29
Publication date: 2021-06-08
Anticipated expiration: 2039-09-29
Also published as: CN110656812A

Abstract

The invention relates to the field of elevators, in particular to an elevator door lock which comprises an elevator door body, wherein an installation mechanism is fixedly arranged on the upper surface of the elevator door body, a back plate is fixedly arranged on the upper surface of the installation mechanism, which is close to the front side, a lock hook body is fixedly arranged on the front side surface of the back plate, a first spring is fixedly arranged between the front side surface of the lock hook body, which is close to the left side, and the upper surface of the installation mechanism, a swing rod is fixedly arranged on the front side surface of the lock hook body, which is close to the right side, and an. According to the invention, the movable block in the mounting mechanism moves leftwards and rightwards, so that the lock hook body can be conveniently moved leftwards and rightwards, the locking effect of the lock hook body is better, meanwhile, the adjusting mechanism and the guide mechanism reduce the swing rod which can be matched with the lock hook body to move leftwards and rightwards, and then the triangular lock body is shielded by the baffle in the protection mechanism, so that the triangular lock has better dustproof and anti-touch effects, and is safer to use.

Description

Elevator door lock

Technical Field

The invention relates to the field of elevators, in particular to an elevator door lock.

Background

The elevator is a permanent transportation device which serves a plurality of specific floors in a building, a car of the elevator runs on at least two rows of rigid rail motion devices which are perpendicular to the horizontal plane or have an inclination angle smaller than 15 degrees with a plumb line, an elevator door lock is an important part for ensuring the safe use of the elevator, when the car is not in a flat floor position, a landing door needs to be kept in a closed state so as to prevent passengers from falling off a hoistway and causing casualty accidents, each landing door of the elevator is correspondingly provided with the landing door lock, the landing door is ensured to be in the closed state through the landing door lock, the landing door lock usually comprises a mechanical lock hook component and an electrical element for detecting the opening or closing state of the mechanical lock hook component, but the following problems can occur in the installation and use processes:

the elevator door lock can be used in some communities, and in order to facilitate installation and use of the elevator door lock, the elevator door lock is generally arranged at a lower position, more friends and children are in the communities, the friends are curious, some sundries can be easily inserted into the lock hole, or the lock hole can be inserted by hands, and the sundries such as dust and the like can easily enter the lock in the use process, so that the lock hole is easily blocked by the sundries, the normal use of the elevator door lock is influenced, meanwhile, the friends can be easily damaged, meanwhile, a reserved hole for installing the elevator door lock can be formed in the existing elevator door body in advance, when the elevator door lock is installed, the lock hook body is difficult to move and adjust, and the problem that the lock cannot be locked or the locking effect is poor can occur when the lock catch.

Disclosure of Invention

The invention provides an elevator door lock aiming at the problems in the prior art.

The technical scheme adopted by the invention for solving the technical problems is as follows: an elevator door lock comprises an elevator door body, wherein an installation mechanism is fixedly arranged on the upper surface of the elevator door body, a back plate is fixedly arranged on the upper surface of the mounting mechanism close to the front side, a latch hook body is fixedly arranged on the front side surface of the back plate, a first spring is fixedly arranged between the front side surface of the lock hook body close to the left side and the upper surface of the mounting mechanism, a swing rod is fixedly arranged on the front side surface of the lock hook body close to the right side, an adjusting mechanism is fixedly arranged on the lower surface of the swing rod, the lower end of the adjusting mechanism is fixedly connected with a guide mechanism which is fixedly connected with the triangular lock body, the triangular lock body is fixedly arranged on the protection mechanism, the protection mechanism is fixedly arranged on the front side surface of the elevator door body, the elevator door body is provided with a first through hole and a second through hole in sequence from top to bottom at the position corresponding to the protection mechanism.

Specifically, the installation mechanism comprises a first installation box, a bottom plate, a cavity, moving blocks, threaded holes, strip holes, a third through hole and a locking bolt, wherein the bottom plate is fixedly welded on the inner wall of the first installation box close to the lower side, the cavity is formed between the bottom plate and the inner wall of the first installation box, the two moving blocks are arranged in the cavity, the threaded holes are formed in the lower surfaces of the moving blocks, the strip holes are formed in the positions, corresponding to the two moving blocks, of the bottom plate, the third through hole is formed in the position, corresponding to the strip holes, of the upper side wall of the elevator door body, and the locking bolt is installed in the threaded holes through the third through hole and.

Specifically, the front side surfaces of the moving blocks are fixedly provided with connecting rods, the front side surfaces of the first mounting boxes are provided with guide holes corresponding to the connecting rods, and the connecting rods are inserted into the front side surfaces of the guide holes.

Specifically, adjustment mechanism includes pivot, fixed block, shank of bolt and nut, the leading flank of pendulum rod is close to downside end fixed mounting and has the pivot, the leading flank fixed mounting of pivot has the fixed block, the activity is inserted in the fixed block and is equipped with the shank of bolt, the shank of bolt is located the equal screw thread of the upper and lower both sides face of fixed block and installs the nut, and the nut presss from both sides the face with the fixed block upper and lower both sides tightly fixedly.

Specifically, the guide mechanism comprises a steel wire rope and guide wheels, the end head of the upper side of the steel wire rope is fixedly connected with the lower surface of the bolt rod, the lower surface of the steel wire rope is fixedly connected with the triangular lock body, two guide wheels are fixedly mounted on the front side surface of the elevator door body, and the steel wire rope is inserted between the two groups of guide wheels.

Specifically, the protection mechanism comprises a second mounting box, a sliding groove, a baffle, a first clamping block, a second spring, a fixing rod, a second clamping block and a push rod, the second mounting box is fixedly mounted on the front side face of the elevator door body, the sliding groove is formed in the inner wall of the left side and the right side of the second mounting box, close to the rear side, the baffle is movably mounted in the sliding groove, the first clamping block is fixedly mounted on the rear side face of the baffle, the second spring is fixedly mounted on the upper surface of the first clamping block, the upper side end of the second spring is fixedly connected with the inner wall of the upper side of the second mounting box, the fixing rod is fixedly mounted on the inner wall of the upper side of the second mounting box, close to the front side, the second clamping block is fixedly mounted on the lower surface of the fixing rod, and the.

Specifically, the triangular lock body is fixedly installed on the inner wall of the front side of the second installation box, the position of the triangular lock body corresponds to the position of the second through hole, and the push rod is inserted into the rear side face of the first through hole.

Specifically, first fixture block and the mutual symmetry setting of second fixture block, the upper surface of first fixture block is close to the front side and the lower surface of second fixture block is close to the rear side and all is provided with the slope.

The invention has the beneficial effects that:

(1) according to the elevator door lock, the moving block in the installation mechanism moves left and right in the cavity, namely the left and right positions of the threaded hole are adjusted, so that the back plate on the upper surface of the first installation box can move left and right, namely the lock hook body is convenient to move left and right, the lock hook body on the left and right elevator door bodies is better in locking effect, meanwhile, the adjustment mechanism has the effect of adjusting the length between the swing rod and the triangular lock body, and the triangular lock body can rotate more smoothly through the guide mechanism, so that the elevator door lock is more convenient to use.

(2) The elevator door lock disclosed by the invention aims at the problem that the elevator door lock is easily blocked due to the fact that dust is easily received by the elevator door lock in a community at present or children are likely to play to insert foreign matters, so that normal use is influenced, and the children are easily damaged, the baffle plate is pushed downwards through the second spring in the protection mechanism, so that the second through hole is shielded by the baffle plate, namely, the triangular lock body is isolated from the outside, a lock hole in the triangular lock body has good dustproof and anti-touch effects, the elevator door lock is safer to use, the door lock can play a role in protecting the door lock, the service life of the door lock is prolonged, and the purpose of protecting the children in the community can be achieved.

Drawings

The invention is further illustrated with reference to the following figures and examples.

Fig. 1 is a schematic structural diagram of an elevator door lock provided by the invention;

fig. 2 is a rear view of an elevator door lock provided by the present invention;

FIG. 3 is a cross-sectional view of an installation mechanism of an elevator door lock provided by the present invention;

FIG. 4 is a bottom view of an installation mechanism of an elevator door lock provided by the present invention;

fig. 5 is a left side sectional view of a protective mechanism of an elevator door lock provided by the invention.

In the figure: 1. an elevator door body; 2. an installation mechanism; 201. a first mounting box; 202. a base plate; 203. a cavity; 204. a moving block; 205. a threaded hole; 206. a strip hole; 207. a third through hole; 208. locking the bolt; 3. a back plate; 4. a latch hook body; 5. a first spring; 6. a swing rod; 7. an adjustment mechanism; 701. a rotating shaft; 702. a fixed block; 703. a bolt shank; 704. a nut; 8. a guide mechanism; 801. a wire rope; 802. a guide wheel; 9. a triangular lock body; 10. a protection mechanism; 101. a second mounting box; 102. a chute; 103. a baffle plate; 104. a first clamping block; 105. a second spring; 106. fixing the rod; 107. a second fixture block; 108. a push rod; 11. a first through hole; 12. a second through hole; 13. a connecting rod; 14. a guide hole; 15. a ramp.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1 to 5, the elevator door lock according to the present invention includes an elevator door body 1, an installation mechanism 2 is fixedly installed on an upper surface of the elevator door body 1, a back plate 3 is fixedly installed near a front side of the upper surface of the installation mechanism 2, a latch hook body 4 is fixedly installed on a front side surface of the back plate 3, a first spring 5 is fixedly installed between the front side surface of the latch hook body 4 near a left side and an upper surface of the installation mechanism 2, a swing link 6 is fixedly installed near a right side of the front side surface of the latch hook body 4, an adjusting mechanism 7 is fixedly installed on a lower surface of the swing link 6, a guiding mechanism 8 is fixedly connected to a lower end of the adjusting mechanism 7, the guiding mechanism 8 is fixedly connected to a triangular lock body 9, the triangular lock body 9 is fixedly installed on a protection mechanism 10, the protection mechanism 10 is fixedly installed on the front, the elevator door body 1 is provided with a first through hole 11 and a second through hole 12 in sequence from top to bottom at the position corresponding to the protection mechanism 10, the back plate 3 on the upper surface of the first mounting box 201 can move left and right through the left and right movement of the moving block 204 in the mounting mechanism 2 in the cavity 203, namely the left and right positions of the adjusting threaded hole 205, namely the back plate 3 is convenient to move left and right, namely the lock hook body 4 is convenient to move left and right, so that the lock hook body 4 on the left and right elevator door bodies 1 has better locking effect, meanwhile, the adjusting mechanism 7 has the effect of adjusting the length between the swing rod 6 and the triangular lock body 9, the triangular lock body 9 can rotate more smoothly through the guide mechanism 8, the use is more convenient, the baffle plate 103 is pushed downwards through the second spring 105 in the protection mechanism 10, so that the baffle plate 103 shields the second through hole 12, namely the triangular lock body 9 is isolated from the outside, so that, the use is safer.

Specifically, the mounting mechanism 2 includes a first mounting box 201, a bottom plate 202, a cavity 203, a moving block 204, a threaded hole 205, a long hole 206, a third through hole 207 and a locking bolt 208, the bottom plate 202 is fixedly welded on the inner wall of the first mounting box 201 near the lower side, the cavity 203 is arranged between the bottom plate 202 and the inner wall of the first mounting box 201, two moving blocks 204 are arranged in the cavity 203, the threaded hole 205 is arranged on the lower surface of the moving block 204, the long holes 206 are arranged on the bottom plate 202 at positions corresponding to the two moving blocks 204, the third through hole 207 is arranged on the upper side wall of the elevator door body 1 at positions corresponding to the long holes 206, the locking bolt 208 is threadedly mounted in the threaded hole 205 through the third through hole 207 and the long hole 206, the moving block 204 can move left and right in the cavity 203, so that the locking bolt 208 can be, the left and right positions of the first mounting box 201 can be adjusted, the effect of adjusting the left and right positions of the lock hook body 4 is achieved, and the locking effect of the lock hook body 4 is better.

Specifically, the connecting rods 13 are fixedly mounted on the front side surfaces of the moving blocks 204, the guide holes 14 are formed in the front side surfaces of the first mounting boxes 201 corresponding to the connecting rods 13, the connecting rods 13 are inserted into the front side surfaces of the guide holes 14, the connecting rods 13 move left and right to drive the moving blocks 204 to move left and right, and the locking bolts 208 are conveniently mounted in the threaded holes 205.

Specifically, the adjusting mechanism 7 includes a rotating shaft 701, a fixing block 702, a bolt rod 703 and a nut 704, the front side of the swing rod 6 is close to the lower side end fixed mounting position and has the rotating shaft 701, the front side fixed mounting of the rotating shaft 701 has the fixing block 702, the bolt rod 703 is inserted in the fixing block 702 in an activity manner, the nut 704 is installed on the upper side surface and the lower side surface of the fixing block 702 in a threaded manner, the nut 704 clamps and fixes the upper side surface and the lower side surface of the fixing block 702, the nut 704 moves up and down on the bolt rod 703, the length of the bolt rod 703 and the length of the lower side of the fixing block 702 are adjusted, the effect of adjusting the length of the swing rod 6.

Specifically, the guide mechanism 8 includes a steel wire rope 801 and guide wheels 802, an upper end of the steel wire rope 801 is fixedly connected with a lower surface of the bolt bar 703, the lower surface of the steel wire rope 801 is fixedly connected with the triangular lock body 9, two guide wheels 802 are fixedly mounted on a front side surface of the elevator door body 1, the steel wire rope 801 is inserted between the two sets of guide wheels 802, and the steel wire rope 801 moves up and down between the guide wheels 802, so that the steel wire rope 801 moves more stably and the triangular lock body 9 rotates conveniently.

Specifically, the protection mechanism 10 includes a second mounting box 101, a sliding groove 102, a baffle 103, a first clamping block 104, a second spring 105, a fixing rod 106, a second clamping block 107 and a push rod 108, the second mounting box 101 is fixedly mounted on the front side surface of the elevator door body 1, the sliding groove 102 is respectively formed on the inner walls of the left and right sides of the second mounting box 101 near the rear side, the baffle 103 is movably mounted in the sliding groove 102, the first clamping block 104 is fixedly mounted on the rear side surface of the baffle 103, the second spring 105 is fixedly mounted on the upper surface of the first clamping block 104, the upper end of the second spring 105 is fixedly connected with the upper inner wall of the second mounting box 101, the fixing rod 106 is fixedly mounted on the upper inner wall of the second mounting box 101 near the front side, the second clamping block 107 is fixedly mounted on the lower surface of the fixing rod 106, and the push rod 108 is fixedly mounted on the rear side surface of the second, the second spring 105 pushes the baffle plate 103 downwards, so that the baffle plate 103 shields the second through hole 12, the lock hole of the triangular lock body 9 is sealed, the baffle plate 103 is pushed upwards, the first clamping block 104 and the second clamping block 107 are buckled with each other, the triangular lock body 9 is leaked, the triangular lock body 9 is convenient to rotate, the fixing rod 106 is pushed backwards through the push rod 108, the second clamping block 107 is separated from the first clamping block 104, and the baffle plate 103 can move downwards to shield the second through hole 12.

Specifically, the triangular lock body 9 is fixedly installed on the inner wall of the front side of the second installation box 101, the position of the triangular lock body 9 corresponds to the position of the second through hole 12, the push rod 108 is inserted into the rear side surface of the first through hole 11, the center of a circle of the triangular lock body 9 and the center of a circle of the second through hole 12 are horizontally charged, the triangular lock body 9 is convenient to rotate, and the first through hole 11 is convenient for the push rod 108 to move back and forth.

Specifically, the first fixture block 104 and the second fixture block 107 are symmetrically arranged, slopes 15 are respectively arranged on the front side, close to the upper surface of the first fixture block 104, and the rear side, close to the lower surface of the second fixture block 107, of the upper surface of the first fixture block 104, and the slopes 15 facilitate the mutual pushing and buckling of the first fixture block 104 and the second fixture block 107.

When the triangular lock is used, the locking bolt 208 is installed in the threaded hole 205 through the third through hole 207 and the long hole 206, because the moving block 204 can move left and right in the cavity 203, that is, the left and right positions of the first installation box 201 can be adjusted, the first installation box 201 drives the lock hook body 4 to move left and right through the back plate 3, the effect of adjusting the left and right positions of the lock hook body 4 is achieved, the locking effect of the lock hook body 4 is better, then the lock hook body 4 moves up and down on the bolt rod 703 through the nut 704, the length of the bolt rod 703 and the length of the fixing block 702 are adjusted, the effect of adjusting the length of the swing rod 6 is achieved, the requirement of moving left and right of the first installation box 201 can be met, the baffle plate 103 is pushed upwards, the first fixture block 104 and the second fixture block 107 are buckled with each other, the triangular lock body 9 is leaked out, the triangular, make latch hook body 4 separation, after accomplishing to rotate, push dead lever 106 to the rear side through push rod 108, make second fixture block 107 and first fixture block 104 separation, second spring 105 case baffle 103 promotes downwards, makes baffle 103 shelter from second through hole 12 to seal the hasp of triangulation lock body 9, make it dustproof prevent touch the effect better.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the embodiments and descriptions given above are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. An elevator door lock, includes elevator door body (1), its characterized in that: the elevator door comprises an elevator door body (1), wherein an installation mechanism (2) is fixedly installed on the upper surface of the elevator door body (1), a back plate (3) is fixedly installed on the upper surface of the installation mechanism (2) close to the front side, a lock hook body (4) is fixedly installed on the front side surface of the back plate (3), a first spring (5) is fixedly installed between the left side surface of the front side surface of the lock hook body (4) close to the upper surface of the installation mechanism (2), an oscillating bar (6) is fixedly installed on the right side surface of the front side surface of the lock hook body (4) close to the right side surface, an adjusting mechanism (7) is fixedly installed on the lower surface of the oscillating bar (6), a guide mechanism (8) is fixedly connected to the lower side end of the adjusting mechanism (7), the guide mechanism (8) is fixedly connected with a triangular lock body (9), the triangular lock body (9) is fixedly installed on, the elevator door body (1) is provided with a first through hole (11) and a second through hole (12) from top to bottom at a position corresponding to the protection mechanism (10), and the baffle (103) is pushed downwards by a second spring (105) in the protection mechanism (10), so that the second through hole (12) is shielded by the baffle (103).

2. An elevator door lock according to claim 1, wherein: the elevator door mounting structure is characterized in that the mounting mechanism (2) comprises a first mounting box (201), a bottom plate (202), a cavity (203), a moving block (204), a threaded hole (205), a long hole (206), a third through hole (207) and a locking bolt (208), the bottom plate (202) is fixedly welded on the inner wall of the first mounting box (201) close to the lower side, the cavity (203) is arranged between the bottom plate (202) and the inner wall of the first mounting box (201), two moving blocks (204) are arranged in the cavity (203), the threaded hole (205) is formed in the lower surface of each moving block (204), the long holes (206) are formed in the positions, corresponding to the two moving blocks (204), of the bottom plate (202), the third through hole (207) is formed in the positions, corresponding to the long holes (206), of the upper side wall of the elevator door body (1), the locking bolt (208, The elongated hole (206) is threadedly mounted in the threaded hole (205).

3. An elevator door lock according to claim 2, wherein: the front side surfaces of the moving blocks (204) are fixedly provided with connecting rods (13), the front side surfaces of the first mounting boxes (201) correspond to the connecting rods (13) in position and are provided with guide holes (14), and the connecting rods (13) are inserted in the front side surfaces of the guide holes (14).

4. An elevator door lock according to claim 1, wherein: adjustment mechanism (7) are including pivot (701), fixed block (702), shank of bolt (703) and nut (704), the leading flank of pendulum rod (6) is close to downside end fixed mounting and has pivot (701), the leading flank fixed mounting of pivot (701) has fixed block (702), the activity is inserted in fixed block (702) and is equipped with shank of bolt (703), the equal screw thread in the upper and lower both sides face that shank of bolt (703) is located fixed block (702) is installed nut (704), and nut (704) presss from both sides the tight fixed of fixed block (702) upper and lower both sides face clamp.

5. An elevator door lock according to claim 1, wherein: the guiding mechanism (8) comprises a steel wire rope (801) and guide wheels (802), the upper end of the steel wire rope (801) is fixedly connected with the lower surface of the bolt rod (703), the lower surface of the steel wire rope (801) is fixedly connected with the triangular lock body (9), two guide wheels (802) are fixedly installed on the front side surface of the elevator door body (1), and the steel wire rope (801) is inserted between the two guide wheels (802).

6. An elevator door lock according to claim 1, wherein: the protection mechanism (10) comprises a second mounting box (101), a sliding groove (102), a baffle (103), a first clamping block (104), a second spring (105), a fixing rod (106), a second clamping block (107) and a push rod (108), wherein the second mounting box (101) is fixedly mounted on the front side surface of the elevator door body (1), the sliding grooves (102) are respectively formed in the inner walls of the left side and the right side of the second mounting box (101) close to the rear side, the baffle (103) is movably mounted in the sliding groove (102), the first clamping block (104) is fixedly mounted on the rear side surface of the baffle (103), the second spring (105) is fixedly mounted on the upper surface of the first clamping block (104), the end head of the upper side of the second spring (105) is fixedly connected with the inner wall of the upper side of the second mounting box (101), the fixing rod (106) is fixedly mounted on the inner wall of the upper side of the second mounting box (101, a second clamping block (107) is fixedly mounted on the lower surface of the fixing rod (106), and a push rod (108) is fixedly mounted on the rear side surface of the second clamping block (107).

7. An elevator door lock according to claim 6, wherein: the triangular lock body (9) is fixedly installed on the inner wall of the front side of the second installation box (101), the position of the triangular lock body (9) corresponds to the position of the second through hole (12), and the push rod (108) is inserted into the rear side face of the first through hole (11).

8. An elevator door lock according to claim 6, wherein: the first fixture block (104) and the second fixture block (107) are symmetrically arranged, and slopes (15) are arranged on the upper surface of the first fixture block (104) close to the front side and the lower surface of the second fixture block (107) close to the rear side.