CN2242954Y

CN2242954Y - Automatic door-closing device

Info

Publication number: CN2242954Y
Application number: CN 95220304
Authority: CN
Inventors: 张英岸
Original assignee: Individual
Current assignee: Individual
Priority date: 1995-08-14
Filing date: 1995-08-14
Publication date: 1996-12-18
Anticipated expiration: 2005-08-14

Abstract

The utility model relates to an automatic door-closing device, comprising a base body, a positioning group, a coupled rod, a cover body and a torsion spring. The coupled rod inserted in the base body in a longitudinal direction can be clamped and fixed by the positioning group arranged in the base body, the cover body covers the top side of the base body, and a clamping body arranged on the bottom side of the base body can be clamped in the positioning groove of the base body. The torsion spring is arranged in the containing groove of the base body, and the upper segment and the lower segment of the torsion spring are respectively fixed on the cover body and the coupled rod; the lower end of the coupled rod is connected with a connecting rod, the connecting rod causes the coupled rod to rotate, and the torsion spring is caused to generate torsion; furthermore, an automatic door-closing effect is realized through the revolution elastic force of the torsion spring.

Description

Door check

The utility model relates to a kind of door check, relate to particularly that a kind of member is simple, assembling easily, and can the own door check that assemble.

Door check in the past, mainly be to utilize modes such as air pressure or hydraulic pressure to move, though can reach the purpose of closing the door automatically, because the group member is a lot, cost of manufacture height not only, assemble time-consumingly, and the customer wants oneself action assembling also to be not easy, and must ask special skilled worker to install to home, not only wage is expensive, even can be ask can't use less than the skilled worker installs, so this door check has that the group member is many, cost of manufacture is high, assembling is time-consuming and do it yourself to assemble difficult shortcoming.

The purpose of this utility model provide that a kind of member is simple, assembling fast, and the door check that can do it yourself to assemble.

For achieving the above object, the utility model proposes a kind of door check, it is characterized in that, comprise a pedestal, fixedly hyte, a trace, a lid and a torque spring;

This pedestal is made of a hollow ring body and a solid that is located at hollow ring body below, the internal face of this hollow ring body is provided with stopper slot, vertically be provided with a perforation in this solid, and the side connection is provided with a containing hole, and this pedestal one side also is provided with a holder that is installed with on doorframe or wall;

This location group comprises that one fixes body, a flexible member and a set bolt, and this fixing body and flexible member are set in this containing hole in regular turn, and this fixing body also has part to protrude outside this containing hole, and this set bolt lock is put and fixed this fixing body and flexible member;

This trace is located in the perforation of this pedestal solid, and this trace upper and lower end protrudes from this pedestal end face and this solid respectively, one end socket of this a trace lower end and a connecting rod, the other end noose of this connecting rod is on the holder of a door, this trace is provided with clamping groove with respect to the fixing body place in this containing hole, and this trace is provided with a maintenance groove;

This cover cap is put in this pedestal top side, and this lid is provided with a perforation, and this trace is placed through in this perforation, and this lid bottom side is provided with the screens body, this screens body with respect to and be embedded in this stopper slot, and establish a fixedly ear near this perforation place;

This torque spring is nested with in this trace periphery and is located in this pedestal, and hypomere is set in the maintenance groove of this trace, and epimere then is fixed in the fixedly ear of this lid.

Wherein, this trace lower end forms an ellipsoid and a base ring, and an oval-shaped sleeve joint hole is arranged on this connecting rod, and this sleeve joint hole is nested with outside this ellipsoid, and is subjected to this base ring block.

Wherein, on this base vivo wall face and this lid bottom side down is respectively equipped with a drop face, and two drop faces are nested with mutually.

Door check of the present utility model is formed member and is had only pedestal, location group, trace, lid torque spring, not only member simple, can reduce production costs, assemble and save time, and the assembled relation between each member, locality specific, the assembling of doing it yourself are also very simple.

Below by most preferred embodiment and accompanying drawing door check of the present utility model is elaborated, in the accompanying drawing:

Fig. 1 is the exploded perspective view of the utility model preferred embodiment.

Fig. 2 is the assembled sectional view of the utility model preferred embodiment.

Fig. 3 is that the utility model preferred embodiment is installed in the schematic diagram on the door.

As shown in Figure 1, the door check of the utility model preferred embodiment comprises a pedestal 30,40, traces of a fixing group 50, a lid 60 and a torque spring 70, this location group 40 is located in the solid 32 of this pedestal 30, this trace 50 vertically is set in this pedestal 30, these lid 60 lids are put the top side at this pedestal 30, this torque spring 70 is located in the storage tank 311 of this pedestal 30, and is fixed between lid 60 and the trace 50.

This pedestal 30 comprises a hollow ring body 31 and the solid 32 of a contraction below hollow ring body 31, storage tank 311 of these hollow ring body 31 inner formation, and expand the drop face 312 that is provided with on the internal face, to having a plurality of stopper slots 313, be provided with eight in the present embodiment on this drop face 312.The center of this solid 32 has provided a perforation 321, side then is communicated with a containing hole 322, outer section of this containing hole 322 forms screw 323, the side of this pedestal 30 is provided with a holder 33, this holder 33 is cuboids, and the bottom side is concordant with the bottom side of solid 32, and both sides also are provided with fixing hole 331, to be fixed on doorframe or the wall.

This location group 40 comprises that one fixes body 41, a flexible member 42 and a set bolt 43, this fixing body 41 is steel ball in the present embodiment, flexible member 42 is compression springs, and be placed in regular turn in the containing hole 322, the part face body of this fixing body 41 protrudes from outside the containing hole 322, this set bolt 43 locks are put at screw 323, will fix body 41 and flexible member 42 is limited in the containing hole 322.

This trace 50 is located at the less socket part of main rod body 51 top side diameters 511, one by a main rod body 51, one and is located at that the ellipsoid 512 of bottom and one are located at ellipsoid 512 bottom sides and the base ring 513 bigger than ellipsoid 512 diameters constituted, be provided with a plurality of clamping grooves 52 with respect to containing hole 322 places on this main rod body 51, be provided with four in the present embodiment, that is to say, when these trace 50 revolutions move 90 °, just can be subjected to location group 40 to fix the location.Be provided with a maintenance groove 53 on this main rod body 50 from top to bottom, plant for torque spring 70 and use.One end of a connecting rod 54 is provided with sleeve joint hole 541 with respect to ellipsoid 512 places, this connecting rod 54 utilizes this sleeve joint hole 541 to be nested with outside this ellipsoid 512, and mat base ring 513 does not come off this connecting rod 54, the other end of this connecting rod 54 also is provided with a long slot bore 542, loop bar 551 for another holder 55 places, and utilizes fixing hole 552 to be installed with on door on this holder 55.

These lid 60 external diameters are identical with the external diameter of hollow ring body 31, the bottom side and in outer shroud 61 inboards down contraction a drop face 62 is arranged, can cover the apical ring face 314 of putting hollow ring body 31 respectively, and fall to putting on the drop face 312 of hollow ring body 31, the outer ring surface of this drop face 62 convexes with a plurality of screens bodies 621 with respect to stopper slot 313 places, these screens body 621 holdings fix lid 60 in stopper slot 313, these lid 60 centers are provided with a perforation 63, the socket part 511 of this trace 50 is placed through in this perforation 63, be equipped with a cap bag 56 on this socket part 511, these lid 60 bottom sides are provided with one group of fixedly ear 64 near these perforation 63 places, in addition, these lid 60 top side face are arranged with draws ear 65 so that both hands draw hold and with lid 60 up pull-up and the rotation.

This torque spring 70 can be torsion coil spring (Torsion Coil Spring) or spiral spring (Spiral Spring), be torsion coil spring in the present embodiment, and be nested with in trace 50 peripheries, and be arranged in storage tank 311, this torque spring 70 hypomeres 71 are toward center positions bending, and are plugged in the maintenance groove 53, and 72 of epimeres are put portion 721 toward being folded with a ditch again after center position bends, and be set in fixedly in the ear 64, mat colludes the portion of putting 721 can not break away from this epimere 72.

During the utility model assembling, as shown in Figure 2, earlier connecting rod 54 mat sleeve joint holes 541 are nested with outside the ellipsoid 512 of trace 50, again this trace 50 is set in the perforation 321 of pedestal 30 from lower to upper, then, the epimere 72 of torque spring 70 is set in the fixedly ear 64 of lid 60, making ditch put portion 721 colludes and puts in the fixing side of ear 64, again this torque spring 70 is overlapped from top to bottom and be through this trace 503 peripheries, and these torque spring 70 hypomeres 71 are dropped in the maintenance groove 53 of trace 50, and so this torque spring 70 just can be located in the storage tank 311.This lid 60 is put toward pressing down, the drop face 62 of mat bottom side falls to putting on the drop face 312 of

hollow ring body

31, and 621 holdings of screens body are in stopper slot 313, make this lid 60 fixing, the perforation 63 of this lid 60 passes the socket part 511 on trace 50 tops, and utilize cap bag 56 to be nested with, at last, fixing body 41 with location group 40, flexible member 42 is inserted in the containing hole 322, and set bolt 43 locks are put in screw 322, makes fixing body 41 fixing with flexible member 42, mat should fix body 41 holdings in the clamping groove 52 of trace 50, make this trace 50 be fixed the location, so, just finish assembling of the present utility model.Cooperate shown in Figure 3, the utility model preferred embodiment is installed in when last, utilize fixing hole 331 to be installed with (locking or nail are solid) on doorframe 80 or wall the holder 33 of pedestal 30, again another holder 55 is installed with on door 81 by its fixing hole 551, just the utility model can be installed with on door.

The narration of mode of occupation of the present utility model and principle as after.

Because torque spring 70 epimeres 72 of the present utility model are fixed on the fixedly ear 64 of lid 60, hypomere 71 is installed with in the maintenance groove 53 of trace 50, can unclamp the cap bag 56 on this lid 60, but not exclusively by breaking away from this spiro union portion 511, draw high this lid 60 then, make and shift out this screens groove 313 on this screens body 621, reverse lid 60 again to reverse this torque spring 70, at last lid 60 is covered with this pedestal 30 again, and with cap bag 56 degrees of tightness, so, this torque spring 70 just stores a revolution elastic force.When the utility model device on door, just the holder 33 with this pedestal 30 is installed with on doorframe 80 or wall, another holder 55 is installed with behind door 81, when door 80 is opened, because of another holder 55 is installed with on door 81, and cover has connecting rod 54 on the loop bar 551 of this holder 55, the other end sleeve joint hole 541 of this connecting rod 54 is nested with on the ellipsoid 512 of trace 50, so, when being opened, door 81 makes another holder 55, connecting rod 54 is when rotating an angle, can drive trace 50 and rotate same angle, at this moment, because of torque spring 70 along with trace 50 rotates an angle, so when hand is decontroled door, because of the revolution elastic force of this torque spring 70, but make the door automatic shutter, reach the effect that open automatic pass.In addition, location of the present utility model group 40 cooperates with the clamping groove 52 mutual holdings of trace 50, can make the utlity model has makes door be the state of opening the location, that is to say, when door 81 was opened 90 ° or 180 °, whenever being separated by 90 ° on the trace 50 because of the utility model embodiment was provided with a locating slot 52, when door 81 is opened 90 ° the time, trace 50 just along with rotating 90 °, makes this screens groove 52 in alignment with containing hole 322.In addition, fix body 41 and flexible member 42 because of being provided with in this containing hole 322, this flexible member 42 of mat makes this fixing body 41 have the effect of holding in clamping groove 52 automatically, make this trace 50 produce locating effect, allow door 81 be the state of opening the location, be at closing time, push away gently as long as should 81, make to fix after body 41 breaks away from clamping grooves 52, but this 81 is closed the door automatically with regard to the revolution elastic force of mat torque spring 70.

Claims

1, a kind of door check is characterized in that, comprises a pedestal, fixedly hyte, a trace, a lid and a torque spring;

2, door check as claimed in claim 1 is characterized in that: this trace lower end forms an ellipsoid and a base ring, and an oval-shaped sleeve joint hole is arranged on this connecting rod, and this sleeve joint hole is nested with outside this ellipsoid, and is subjected to this base ring block.

3, door check as claimed in claim 1 is characterized in that: on this base vivo wall face and this lid bottom side down is respectively equipped with a drop face, and two drop faces are nested with mutually.