CN209585959U - Door shield and door and window system - Google Patents

Abstract

The utility model relates to a kind of door shield and door and window systems.A kind of door shield characterized by comprising shell, shell are provided with opening for being fixed on door plate on shell；Bar, wears shell, and the bottom end of bar makes door plate be fixed on preset folding angle, is provided with position-limiting unit on bar for generating frictional force between building sides；Operating parts, including pressing plate and the abutting part being fixed on pressing plate, pressing plate is connect with housing into rotation, and pressing plate stretches out opening, and abutting part is for abutting bar；First elastic component is arranged between operating parts and shell, for providing the torque of operating parts rotation, the state that torque makes abutting part be connected to the lifting on bar and limiting bar, and then the bottom end of bar and building sides is maintained to squeeze；Second elastic component is arranged between bar and shell, and for providing elastic force of the bar far from building sides, elastic force is transferred to bar by position-limiting unit by the second elastic component.Above-mentioned door shield does not generate additional rotation when releasing positioning.

Description

Door shield and door and window system

Technical field

The utility model relates to door and window positioning fields, more particularly to a kind of door shield and door and window system.

Background technique

Traditional adjustable positioning door shield is generally divided into bolt-type door shield and back springing type door shield.Bolt-type door shield is ordinatedly One or more pin holes of face setting realize door shield in the positioning of bolt hole site, and back springing type door shield can carry out at an arbitrary position Positioning, but when releasing positioning, back springing type door shield can usually generate the torque that can not ignore on the door, and the torque is releasing door Certain rotation can be generated after positioning, cause user that can not control the position of door well.

Utility model content

Based on this, it is necessary to when for the problem that releasing door shield positioning, generating the rotating torque that can not ignore on the door, providing A kind of door shield and door and window system.

A kind of door shield, comprising:

Shell, the shell are provided with opening for being fixed on door plate on the shell；

Bar, wears the shell, and the bottom end of the bar makes door and window for generating frictional force between building sides Plate is fixed on preset folding angle, is provided with position-limiting unit on the bar；

Operating parts, including pressing plate and the abutting part being fixed on the pressing plate, the pressing plate is connect with the housing into rotation, The pressing plate stretches out the opening, and the abutting part is for abutting the bar；

First elastic component is arranged between the operating parts and the shell, is used to provide the described the power of operating parts rotation Square, the torque are connected to the abutting part on the bar and limit the lifting of the bar, and then maintain the bar Bottom end and building sides squeeze state；

Second elastic component is arranged between the bar and the shell, is used to provide the described bar far from the building Elastic force is transferred to the bar by the position-limiting unit by the elastic force in face, second elastic component.

Above-mentioned door shield is when releasing the limitation to the bar, described in jamming on or pressing along the direction of vertical building sides Pressing plate rotates the operating parts, and the abutting part being fixed on the pressing plate is driven to rotate synchronously, and makes the abutting part It is separated with the bar, and then releases the limitation to the bar, at this point, rotation shadow of the movement for jamming on or pressing to door plate Sound can be ignored, that is, the door plate after releasing positioning is able to maintain in original position.When limiting the lifting of the bar, benefit So that the abutting part is abutted the bar with the elastic force that first elastic component provides, and limits the lifting of the bar.Separately Outside, the door shield structure is simple and low in cost, without complicated maintenance.

In some embodiments, the shell inner surface or outer surface are provided with the first fixed part, set on the operating parts It is equipped with second fixed part opposite with first fixed part position, first fixed part and second fixed part connect respectively The both ends of touching or fixed first elastic component.

First elastic component applies elastic force to the abutting part by first fixed part and the second fixed part.

The shell includes fixed plate, top plate and bottom plate and side wall in one of the embodiments, the side wall with it is described Top plate, the bottom plate, the fixed plate are fixedly connected, and the top plate is oppositely arranged with the bottom plate, and the door shield passes through described Fixed plate is fixed on door plate, and the top plate and bottom plate are provided with axially in collinear pilot hole, the bar Across the pilot hole, and by the fixed lifting direction of the pilot hole, the opening is set to the side wall.Above-mentioned pilot hole Pore size can be well matched with the bar, i.e., the described pilot hole has good orientation to the bar.

It is provided on the position that the abutting part and the bar mutually abut in one of the embodiments, such as flowering structure One of or multiple combinations: friction pad, tooth form block, friction striped, multiple small-sized convex blocks, card-bit part.

The bar can be played by the mutual cooperation of above structure, when the abutting part is connected to the bar good Good friction or detent effect, and then limit the lifting of the bar.

The rotation connection structure between the pressing plate and the shell is one in following in one of the embodiments, Kind: bolt, stud, hinge or card-bit part.

By the effect of above-mentioned connection structure, the pressing plate can be realized relative to the rotation of the shell, while driving institute State abutting part synchronous rotation.

One end of the pressing plate is connect with the housing into rotation in one of the embodiments, the other end of the pressing plate The opening is stretched out, perforation unit is additionally provided on the pressing plate so that the bar passes through.

When jamming on or pressing the pressing plate, the pressing plate is rotated around the position of above-mentioned rotation connection, drives the abutting Portion rotates synchronously, and then controls the abutting and discrete state of the abutting part and the bar.

In one of the embodiments, when the abutting part abuts the bar, the perforation or the opening and institute Stating has certain gap between bar, and the gap is for preventing from squeezing the bar when press plate rotary.

In one of the embodiments, the bar include it is following at least one:

The bar top is provided with briquetting；

The bar bottom end is provided with locating piece, and the locating piece generates pressure for squeezing building sides, and to building sides.

It is set to the briquetting on the bar top and jams on or press the bar convenient for user.The locating piece is used In increasing the active area between the bar and building sides, increase stress point, prevents the bar from skidding.

In some embodiments, the position-limiting unit is such as one of flowering structure or multiple combinations: groove, perforation, limit Bit slice, projecting block, weldment, moulding.

The above structure of the position-limiting unit has fixed function to second elastic component or keeps out effect, described the Two elastic components provide stress point when discharging elastic potential energy, and elastic force is transferred to the bar.

A kind of door and window system, including door shield described in door plate and any above-described embodiment, the shell of the door shield It is fixed on door plate.

Above-mentioned door and window system can make the bar or institute by jamming on or pressing the bar along the direction of vertical building sides State locating piece and squeeze building sides, generate between the two it is sufficiently large in rotational direction on frictional force, and then to the door plate It is positioned.In addition, driving the abutting part to release the limitation to the bar, in turn by jamming on or pressing the pressing plate The squeezed state of the bar and building sides is released, that is, releases the positioning between the door and window system and building sides.When releasing positioning, The door and window system can preferably remain in original position.In addition, the door and window system structure is simple and low in cost, nothing Need complicated maintenance.

Detailed description of the invention

Fig. 1 is the cross-sectional view of door shield provided by an embodiment of the present invention；

Fig. 2 is the shaft side figure of door shield provided by an embodiment of the present invention；

Fig. 3 is the schematic perspective view of the shell in door shield provided by an embodiment of the present invention；

Fig. 4 is the axonometric drawing of the operating parts in door shield provided by an embodiment of the present invention；

Fig. 5 is the signal of the bar and component with matching in door shield provided by an embodiment of the present invention Figure.

Specific embodiment

Door shield is described more fully below with reference to relevant drawings for the ease of understanding the utility model,.Attached drawing In give the preferred embodiment of door shield.But door shield can be realized in many different forms, however it is not limited to be retouched herein The embodiment stated.On the contrary, purpose of providing these embodiments is keeps the disclosure of door shield more thorough and comprehensive.

It should be noted that it can directly on the other element when element is referred to as " being fixed on " another original part Or there may also be elements placed in the middle.When an element is considered as " connection " another original part, it, which can be, is directly connected to To another element or it may be simultaneously present centering elements.On the contrary, when element is referred to as " directly existing " another original part "upper", There is no intermediary elements.Term as used herein "vertical", "horizontal", "left" and "right" and similar statement are For illustrative purposes.

Referring to figs. 1 and 2, door shield 10 includes shell 100, operating parts 200, bar 300 and the first elastic component 400. Shell 100 is fixedly installed on door plate.Opening 101 is provided on shell 100.Operating parts 200 includes pressing plate 210 and is fixed on Abutting part 220 on pressing plate 210.After pressing plate 210 and shell 100 are rotatablely connected, the opening 101 on shell 100 is stretched out.First Elastic component 400 is set between shell 100 and operating parts 200.Bar 300 runs through shell 100, the operation of the first 400 pairs of elastic component Part 200 applies elastic force, which drives operating parts 200 to rotate, and abutting part 220 is made to abut bar 300, to limit gear The movement of bar 300.When being positioned to door shield 10, limitation by operating parts 200 to bar 300, the bottom end energy of bar 300 Enough and building sides keeps squeezed state, and generates frictional force, which prevents the movement of door shield 10, and then realizes to door plate Positioning.When needing to release positioning to door shield 10, the elastic force of the first elastic component 400 is overcome by depressing pressing plate 210, makes operating parts 200 rotate relative to shell 100, limitation of the release operation part 200 to bar 300, and then make to separate between bar 300 and building sides Or frictional force becomes smaller, to release the positioning to door shield 10 and door plate.

As shown in figure 3, shell 100 includes top plate 110, bottom plate 120, side wall 130 and fixed plate 140.Top plate 110 is arranged In the top of shell 100, shell 100 bottom opposite with top plate 110 is arranged in bottom plate 120, and side wall 130 is fixedly connected with top plate 110 and bottom plate 120, fixed plate 140 be fixedly connected with top plate 110, bottom plate 120, side wall 130, and shell is collectively formed with side wall 130 The side of body 100, top plate 110 are oppositely arranged with bottom plate 120.Opening 101 is arranged on side wall 130.In some embodiments, Location hole 141 there are four settings in fixed plate 140 makes door shield 10 be fixed on door plate by cooperating with screw, nut or nail On.In further embodiments, the quantity of location hole 141 can be three, five or more.

In some embodiments, side wall 130 is provided with opening 101, and opening 101 is stretched out in 200 part of operating parts, and user is logical The positioning of the extension of operating parts 200 and then releasing to door shield 10 under over-voltage.

In some embodiments, top plate 110 and bottom plate 120 are provided with axial in collinear pilot hole 102, gear Bar 300 passes through the pilot hole 102 of top plate 110 and bottom plate 120, and the pore size of pilot hole 102 can be well matched with bar 300, orientation is played to bar 300, goes up and down bar 300 only in one direction.In further embodiments, pilot hole 102 also can be set on the plate parallel with top plate 110 or bottom plate 120 drawn by side wall 130.In some embodiments, Weight according to user demand and door plate is of different sizes, and the quantity of pilot hole 102 may be three, four or more, Increase stress point with this, dispersion shell 100 acts on the active force of 300 each point of bar.

In some embodiments, it is provided with auxiliary section 103 on 140 side of fixed plate and 101 opposite positions of opening, matched Conjunction portion 103 is rectangular aperture structure, and auxiliary section 103 is used for compounding practice part 200, connects operating parts 200 around auxiliary section 103 At straight line do fixed-axis rotation, i.e., relative to shell 100 rotate.In further embodiments, auxiliary section 103 can be round, ellipse Round or irregular shape hatch frame, in addition it can be cavernous structure, concrete condition needs according to operating parts 200 with match Depending on the structure of 103 site of action of conjunction portion.

In conjunction with shown in Fig. 1 and Fig. 4,210 side of pressing plate of operating parts 200 is provided with rotation section 211, as shown in figure 4, In In some embodiments, rotation section 211 is that the prominent structure of rectangle is matched for cooperating the auxiliary section 103 on shell 100 to realize detent There is certain gap between conjunction portion 103 and rotation section 211, make the rotation section 211 of the prominent structure of rectangle can be in auxiliary section 103 Realize rotation.In further embodiments, the card-bit part of rotation section 211 or round, ellipse or irregular shape, turns Dynamic portion 211 can also be arranged to one of pin rod, bolt, stud, hinge, and correspondingly, auxiliary section 103 is also configured as matching therewith The structure of conjunction enables rotation section 211 to realize around auxiliary section 103 and rotates.

In some embodiments, the part that pressing plate 210 stretches out opening 101 is provided with friction striped, convenient for users to trampling Or pressing.

It is provided with perforation unit 212 on pressing plate 210 and the vertical corresponding position of pilot hole 102, bar 300 may pass through perforation Unit 212.In addition, penetrating through has certain gap in the state that door shield 10 is realized and positioned between unit 212 and bar 300, The presence in the gap make operating parts 200 rotate when not will lead to pressing plate 210 squeeze bar 300 and rotate pressing plate 210 can not with And bar 300 can not be gone up and down.As shown in figure 4, in some embodiments, perforation unit 212 is perforation structure.In other implementations In example, perforation unit 212 can also be wears groove or hatch frame, which extends to 200 side of pressing plate.

As shown in figure 4, in some embodiments, friction pad 222 being provided on abutting part 220, is determined when to door plate When position, abutting part 220 abuts bar 300, and friction pad generates sufficiently large friction to bar 300 and then makes the holding pair of bar 300 The squeezed state of building sides maintains the positioning of door plate.In further embodiments, abutting part 220 and bar 300 mutually abut Position on also settable friction pad, tooth form block, friction striped, multiple small-sized convex blocks, one of card-bit part or multiple combinations, It may be provided with and worked in coordination to play the structure that limitation bar 300 is gone up and down on abutting part 220 and bar 300.It is above-mentioned a variety of Structure makes abutting part 220 realize limitation to the movement of bar 300.Meanwhile the bottom of friction pad, tooth form block, card-bit part among the above Portion is incline structure, when operating parts 200 is rotated far from bar 300, can resist gear to avoid the bottom position of above structure Bar 300 causes bar 300 that can not still go up and down.In addition, in some embodiments, abutting part 220 is the knot with certain radian Structure, the setting of the structure make abutting part 220 that can preferably wrap up bar 300 under certain angle range, increase active area.

Shown in as shown in Figure 1, Figure 3 and Figure 4, the first fixed part 104 is provided on 100 inner wall of shell, in some embodiments, the One fixed part 104 can also be provided on the outer wall of shell 100.Meanwhile setting and 104 position of the first fixed part on operating parts 200 The second opposite fixed part 221, the first elastic component 400 are set between the first fixed part 104 and the second fixed part 221.

As shown in Figure 1, in some embodiments, the first fixed part 104 is set to the inner surface of side wall 130, second is fixed Portion 221 is set on abutting part 220, and is oppositely arranged in axial location with the first fixed part 104.First fixed part, 104 He Second fixed part 221 is projection cube structure, and the first elastic component 400 is spring.The both ends of first elastic component 400 are respectively fitted over first On fixed part 104 and the second fixed part 221, the first elastic component 400 has enough elastic potential energys always, by directly acting on Second fixed part 221 applies the elastic force abutted to bar 300 to abutting part 220, i.e., no matter abutting part 220 is abutted or separated When bar 300, the first elastic component 400 applies elastic force to abutting part 220.In further embodiments, the first fixed block 104 may be disposed at the lower surface of pressing plate 210, and correspondingly, the second fixed block 221 is also disposed at corresponding with the first fixed block 104 For side wall 130 on the outer surface of opening 101 or on the inner surface of bottom plate 120,230 both ends of the first connector are solid with first always Determine block 104 and the second fixed block 221 is kept in contact and confined state.In some embodiments, the first fixed part 104 and Two fixed parts 221 can be the group of one of groove, perforation, limit film, projecting block, weldment, moulding or various structures It closes, it is that the first elastic component 400 will not be easily that these structures, which have good fixation or restriction effect to the first elastic component 400, It falls off.

Referring to figure 1 and figure 5, bar 300 is additionally provided with the second elastic component 320, and the setting of the second elastic component 320 is being kept off Between bar 300 and shell 100, for providing elastic force of the bar 300 far from building sides, meanwhile, bar 300 is additionally provided with as follows Structure: the briquetting 330 for being set to top, the position-limiting unit 310 being set on bar 300 are set to 300 bottom end locating piece of bar 340.Briquetting 330 jams on or press bar 300 convenient for user, and locating piece 340 is rubber or with having strong absorption to building sides The material of ability, locating piece 340 generates the frictional force between building sides for squeezing building sides, and then limits door plate Movement.As shown in Figure 1 and Figure 5, in some embodiments, position-limiting unit 310 is the composite structure of groove and washer 311, washer In a groove, the second elastic component 320 is set on bar 300, and the top of the second elastic component 320 is against washer 311 for 311 fastenings Lower surface, bottom end are against the upper surface of bottom plate 120.In some embodiments, the bottom end of the second elastic component 320 can be also against by side On plate that wall is drawn and parallel with bottom plate 120.Second elastic component 320 is passed elastic force by acting on the bottom of washer 311 It is handed to bar 300, elastic force of the bar 300 far from building sides is provided.In further embodiments, position-limiting unit 310 is as follows One of structure or multiple combinations: groove, perforation, limit film, projecting block, weldment, moulding.Second elastic component 320 is logical It crosses and the modes such as abuts, runs through, welds or be molded and contacted with position-limiting unit 310, elastic force is transferred to by gear by position-limiting unit 310 Bar 300.

As shown in Figure 1, and being illustrated in conjunction with above-described embodiment to the working method of the utility model.Door shield 10 passes through Fixed plate 140 is fixed on door plate and forms a kind of door and window system, when needing to position door plate, user's pressure Briquetting 330 declines bar 300 and locating piece 340 is made to form the state for squeezing building sides, and abutting part 220 is in the first bullet at this time Property part 400 provided by bar 300 is abutted under resilient force, abutting part 200 passes through the knot such as above-mentioned friction pad or tooth form block Structure cooperates bar 300 to realize to limit the lifting of bar 300, can not increase bar 300, so make locating piece 340 maintain with The squeezed state of building sides.When door plate is by external force, by squeezing generated friction between door shield 10 and building sides Power offsets external force suffered by door plate, so that door plate be made to realize positioning.

When needing to release positioning, user can depress pressing plate 210 of stretching opening 101 along the direction of vertical building sides Point, it is rotated with rear fender 210 around the auxiliary section of shell 100 103, while abutting part 220 is also rotated synchronously and released with bar 300 Thus abutting state releases the limitation of the lifting to bar 300.Subsequently, as the elasticity of the second elastic component 320 under positioning states Potential energy release, and bar 300 is acted on by position-limiting unit 310, under the resilient force provided by the second elastic component 320, Bar 300 rises and far from building sides, and locating piece 340 is no longer with building face contact at this time, and the bar 300 after rising is in the second bullet Property part 320 resilient force under with respect to ground maintain certain height, that is, be held in position block 340 not with building face contact State, and then release the positioning to door plate.

Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited In contradiction, all should be considered as described in this specification.

Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed, But it cannot be understood as the limitations to utility model patent range.It should be pointed out that for the common skill of this field For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to The protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.

Claims (10)

1. a kind of door shield characterized by comprising

Shell, the shell are provided with opening for being fixed on door plate on the shell；

Bar, wears the shell, and the bottom end of the bar consolidates door plate for generating frictional force between building sides It is scheduled on preset folding angle, is provided with position-limiting unit on the bar；

Operating parts, including pressing plate and the abutting part being fixed on the pressing plate, the pressing plate is connect with the housing into rotation, described Pressing plate stretches out the opening, and the abutting part is for abutting the bar；

First elastic component is arranged between the operating parts and the shell, is used to provide the described the torque of operating parts rotation, institute The lifting that torque is connected to the abutting part on the bar and limits the bar is stated, and then maintains the bottom end of the bar The state squeezed with building sides；

Second elastic component is arranged between the bar and the shell, is used to provide the described bar far from the building sides Elastic force is transferred to the bar by the position-limiting unit by elastic force, second elastic component.

2. door shield according to claim 1, which is characterized in that the shell inner surface or outer surface are provided with first and fix Portion is provided with second fixed part opposite with first fixed part position, first fixed part and institute on the operating parts State the both ends that the second fixed part is separately connected first elastic component.

3. door shield according to claim 1, which is characterized in that the shell includes fixed plate, top plate and bottom plate and side wall, The side wall is fixedly connected with the top plate, the bottom plate, the fixed plate, and the top plate is oppositely arranged with the bottom plate, institute It states door shield to be fixed on door plate by the fixed plate, the top plate and bottom plate are provided with and axially lead in collinear Xiang Kong, the bar pass through the pilot hole, and by the fixed lifting direction of the pilot hole, the opening is set to the side Wall.

4. door shield according to claim 1, which is characterized in that on the position that the abutting part and the bar mutually abut It is provided with such as one of flowering structure or multiple combinations: friction pad, tooth form block, friction striped, multiple small-sized convex blocks, card-bit part.

5. door shield according to claim 1, which is characterized in that the rotation connection structure between the pressing plate and the shell It is one of following: bolt, stud, hinge or card-bit part.

6. door shield according to claim 1, which is characterized in that one end of the pressing plate is connect with the housing into rotation, institute The other end for stating pressing plate stretches out the opening, and perforation unit is additionally provided on the pressing plate so that the bar passes through.

7. door shield according to claim 6, which is characterized in that when the abutting part abuts the bar, the perforation There is gap, the gap is for preventing from squeezing the bar when press plate rotary between unit and the bar.

8. door shield according to claim 1, which is characterized in that the bar include it is following at least one:

The bar top is provided with briquetting；

The bar bottom end is provided with locating piece, and the locating piece generates pressure for squeezing building sides, and to building sides.

9. door shield according to claim 1, which is characterized in that the position-limiting unit is one of such as flowering structure or a variety of Combination: groove, perforation, limit film, projecting block, weldment, moulding.

10. a kind of door and window system, which is characterized in that including door shield described in any one of door plate and claim 1-9, institute The shell for stating door shield is fixed on door plate.