Door lock testing device

Abstract

This application relates to the technical field of door locks, and specifically proposes a door lock testing device, which includes a first clamping assembly and a second clamping assembly. The first clamping assembly includes a first clamping member and a second clamping member spaced apart along a first direction, with an adjustable distance between them. The first and second clamping members are used to clamp the inner lock body of the door lock. The second clamping assembly includes a third clamping member and a fourth clamping member spaced apart along the first direction, with an adjustable distance between them. The third and fourth clamping members are used to clamp the outer lock body of the door lock. The first and second clamping assemblies are spaced apart along a second direction, and both can generate mutually distancing pulling forces on the inner and outer lock bodies respectively. The first and second directions intersect. The first and second clamping assemblies of this application can adapt to door locks of different widths, have strong versatility, and eliminate the need to design multiple sets of tensile testing devices, saving costs.

Description

Technical Field

[0001] This application relates to the technical field of door locks, and specifically proposes a door lock testing device. Background Technology

[0002] Door lock tensile testing is one of the important tests for evaluating the mechanical strength and durability of door locks. This test is usually used to determine the resistance of a door lock when subjected to external forces, such as when someone tries to force the lock open.

[0003] However, current door lock tensile testing devices can only fix specific door lock models in specific positions and cannot be adapted to door locks of different widths, resulting in poor versatility; on the other hand, designing a tensile testing device for each door lock model would be too costly. Utility Model Content

[0004] The purpose of this application is to solve at least some of the technical problems mentioned above, and this purpose is achieved through the following technical solutions:

[0005] This application discloses a door lock testing device, comprising a first clamping assembly and a second clamping assembly. The first clamping assembly includes a first clamping member and a second clamping member spaced apart along a first direction, with the distance between them adjustable. The first and second clamping members are used to clamp the inner lock body of the door lock. The second clamping assembly includes a third clamping member and a fourth clamping member spaced apart along the first direction, with the distance between them adjustable. The third and fourth clamping members are used to clamp the outer lock body of the door lock. The first and second clamping assemblies are spaced apart along a second direction, and both are capable of generating mutually distancing pulling forces on the inner and outer lock bodies, respectively. The first and second directions intersect.

[0006] In some embodiments, the first clamping member and the second clamping member are interlocked to form a first cavity, and the inner locking body is located inside the first cavity; and / or, the third clamping member and the fourth clamping member are interlocked to form a second cavity, and the outer locking body is located inside the second cavity.

[0007] In some embodiments, the first clamping member includes a first plate and a second plate connected by an angle, and the second clamping member includes a third plate and a fourth plate connected by an angle; the first plate and the third plate are positioned on both sides of the inner lock body along a first direction; the second plate and the fourth plate are located on the side of the inner lock body facing the outer lock body, and both can provide a force to the inner lock body away from the outer lock body.

[0008] In some embodiments, the first clamping member further includes a fifth plate body that is angledly connected to the first plate body, and the second clamping member further includes a sixth plate body that is angledly connected to the third plate body; the first clamping assembly further includes a substrate, and the fifth plate body and the sixth plate body are connected to the substrate with an adjustable spacing along a first direction.

[0009] In some embodiments, the fifth plate and / or the sixth plate are provided with first strip holes distributed along a first direction; the first clamping assembly further includes a first fastener, which passes through the first strip hole and is locked to the substrate.

[0010] In some embodiments, the door lock testing device further includes a frame, the substrate has second strip holes distributed along a third direction, and the first clamp assembly further includes a second fastener, the second fastener passing through the second strip holes and locked to the frame; wherein the first direction, the second direction and the third direction intersect each other.

[0011] In some embodiments, the third clamping member includes a seventh plate and an eighth plate connected by an angle, and the fourth clamping member includes a ninth plate and a tenth plate connected by an angle; the seventh plate and the ninth plate are positioned on both sides of the outer lock body along a first direction; the eighth plate and the tenth plate are located on the side of the outer lock body facing the inner lock body, and both can provide a force to the outer lock body away from the inner lock body.

[0012] In some embodiments, the third clamping member further includes an eleventh plate that is angledly connected to the seventh plate, and the fourth clamping member further includes a twelfth plate that is angledly connected to the ninth plate; the second clamping assembly further includes a traction member, the eleventh plate and the twelfth plate being adjustablely spaced to the traction member along a first direction, the traction member being used to provide a pulling force on the eleventh plate and the twelfth plate away from the inner locking body.

[0013] In some embodiments, the eleventh plate and / or the twelfth plate are provided with third strip holes distributed along a first direction; the first clamp assembly further includes a third fastener, which passes through the third strip hole and is locked to the traction member.

[0014] In some embodiments, the first clamping member or the second clamping member is provided with a first clearance opening for clearing the inner handle of the door lock; and / or, the third clamping member or the fourth clamping member is provided with a second clearance opening for clearing the outer handle of the door lock.

[0015] The technical solution proposed in this application has at least the following technical effects:

[0016] In this application, the first clamping assembly includes a first clamping member and a second clamping member, which are used to clamp the inner lock body. The second clamping assembly includes a third clamping member and a fourth clamping member, which are used to clamp the outer lock body. The inner lock body and the outer lock body are connected by a transmission rod. The first and second clamping assemblies can provide mutually distancing tensile forces to the inner and outer lock bodies respectively, for tensile testing of the door lock. The design is reasonable and the operation is convenient. In addition, the distance between the first and second clamping members, and the distance between the third and fourth clamping members, are adjustable, thus adapting to door locks of different widths, providing strong versatility, eliminating the need to design multiple tensile testing devices, and saving costs. Attached Figure Description

[0017] To better integrate the content illustrated in the accompanying drawings with the description of the specific embodiments, a brief introduction to the drawings is provided below. It is understood that the accompanying drawings mentioned below are merely schematic illustrations of some embodiments of the relevant technical solutions and the technical solutions of this application. Without creative effort, those skilled in the art can create drawings illustrating other embodiments.

[0018] Specifically, the annotations for the accompanying drawings are as follows:

[0019] Figure 1 This is a first isometric schematic diagram of the door lock testing device described in some embodiments of this application;

[0020] Figure 2 This is a second isometric schematic diagram of the door lock testing device described in some embodiments of this application;

[0021] Figure 3 This is a third isometric schematic diagram of the door lock testing device described in some embodiments of this application;

[0022] Figure 4 This is a fourth isometric schematic diagram of the door lock testing device described in some embodiments of this application.

[0023] Specifically, the annotations for the figure marks in the instruction manual are as follows:

[0024] 10. First clamping assembly; 101. First clamping member; 1011. First plate; 1012. Second plate; 1013. Fifth plate; 1014. First strip hole; 102. Second clamping member; 1021. Third plate; 1022. Fourth plate; 1023. Sixth plate; 103. Base plate; 1031. Second strip hole; 104. First cavity; 105. First fastener; 106. Second fastener; 107. Clearance notch; 108. First clearance opening; 20. Second clamping assembly; 201. Third clamping member; 2011. Seventh plate. ; 2012, Eighth plate; 2013, Eleventh plate; 2014, Third strip hole; 202, Fourth clamping member; 2021, Ninth plate; 2022, Tenth plate; 2023, Twelfth plate; 203, Second cavity; 204, Traction member; 2041, Connecting plate; 2042, Protrusion; 205, Third fastener; 206, Second clearance opening; 30, Door lock; 301, Inner lock body; 302, Outer lock body; 303, Transmission rod; 304, Inner handle; 305, Outer handle; X, Third direction; Y, First direction; Z, Second direction. Detailed Implementation

[0025] To make the embodiments of this application clearer, they will be described below in conjunction with the accompanying drawings. It should be understood that the content mentioned below represents only some embodiments of this application, and not all embodiments are listed exhaustively. Therefore, other embodiments that can be obtained based on the following embodiments without any inventive effort fall within the protection scope of this application.

[0026] It should be understood that the terminology used herein is for the purpose of describing specific embodiments only and is not intended to impose strict limitations on the technical solutions unless the context clearly indicates otherwise. For example, the use of "a," "an," and "the" to modify a feature does not preclude the possibility that the feature may be plural in other embodiments.

[0027] It should be understood that the terms "comprising," "including," and "having" are open-ended, indicating the presence of the stated features but not excluding the possibility of other features in the embodiment. Similarly, the use of terms such as "first," "second," etc., to describe multiple features only indicates the distinction between one feature and another, and such terms do not imply order or sequence unless explicitly stated in the context.

[0028] It should be understood that, unless the context clearly indicates otherwise, the terms "setup," "connection," and "installation" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integrated connection; they can refer to a direct connection or an indirect connection via a medium. Those skilled in the art will understand the specific meaning of these terms in this document based on the specific circumstances.

[0029] In addition, for ease of description, the text will use terms of spatial relative relationship to describe the position of one feature relative to another feature, such as "inner", "outer", "end", "side", "upper", "middle", "lower", "high", "low", "axial", "circumferential", "radial", "horizontal", "vertical", "first direction", "second direction", etc. It can be understood that the spatial relative relationship between two features should include other specific situations besides those shown in the accompanying drawings of the specification.

[0030] The embodiments of this application are described below with reference to the accompanying drawings. It can be understood that the technical features involved in the different embodiments described below can be combined with each other as long as they do not conflict with each other.

[0031] Reference Figures 1 to 4 Key reference Figure 1 This application provides a door lock testing device, which includes a first clamping assembly 10 and a second clamping assembly 20. The first clamping assembly 10 includes a first clamping member 101 and a second clamping member 102 spaced apart along a first direction Y, and the distance between them is adjustable. The first clamping member 101 and the second clamping member 102 are used to clamp the inner lock body 301 of the door lock 30. The second clamping assembly 20 includes a third clamping member 201 and a fourth clamping member 202 spaced apart along the first direction Y, and the distance between them is adjustable. The third clamping member 201 and the fourth clamping member 202 are used to clamp the outer lock body 302 of the door lock 30. The first clamping assembly 10 and the second clamping assembly 20 are spaced apart along a second direction Z, and they can respectively generate a pulling force that moves away from each other on the inner lock body 301 and the outer lock body 302. The first direction Y intersects the second direction Z.

[0032] In this embodiment, the first clamping assembly 10 includes a first clamping member 101 and a second clamping member 102, which are used to clamp the inner lock body 301. The second clamping assembly 20 includes a third clamping member 201 and a fourth clamping member 202, which are used to clamp the outer lock body 302. The inner lock body 301 and the outer lock body 302 are connected by a transmission rod 303. The first clamping assembly 10 and the second clamping assembly 20 can provide mutually distancing pulling forces to the inner lock body 301 and the outer lock body 302 respectively, so as to perform a tensile test on the door lock 30. The design is reasonable and the operation is convenient. In addition, the distance between the first clamping member 101 and the second clamping member 102, and the distance between the third clamping member 201 and the fourth clamping member 202 can be adjusted, so as to adapt to door locks 30 of different widths, which has strong versatility and eliminates the need to design multiple sets of tensile testing devices, saving costs.

[0033] In some embodiments, refer to Figure 2The first clamping member 101 and the second clamping member 102 are interlocked to form a first cavity 104, and the inner locking body 301 is limited to the inside of the first cavity 104; and / or, the third clamping member 201 and the fourth clamping member 202 are interlocked to form a second cavity 203, and the outer locking body 302 is limited to the inside of the second cavity 203.

[0034] In this embodiment, the first clamping member 101 and the second clamping member 102 interlock with each other, thereby confining the inner lock body 301 within the two clamping members, thus preventing the inner lock body 301 from splashing when the door lock 30 is pulled off, ensuring safety. Similarly, the third clamping member 201 and the fourth clamping member 202 also interlock with each other, confining the outer lock body 302 within the two clamping members, thus preventing the outer lock body 302 from splashing off, ensuring the safety of the testing process.

[0035] In some embodiments, refer to Figure 2 The first clamping member 101 includes a first plate 1011 and a second plate 1012 connected by an angle, and the second clamping member 102 includes a third plate 1021 and a fourth plate 1022 connected by an angle; the first plate 1011 and the third plate 1021 are located on both sides of the inner lock body 301 along the first direction Y; the second plate 1012 and the fourth plate 1022 are located on the side of the inner lock body 301 facing the outer lock body 302, and the two can provide a force to the inner lock body 301 away from the outer lock body 302.

[0036] In this embodiment, specific implementations of the first clamping member 101 and the second clamping member 102 are proposed. Specifically, the first plate 1011 and the third plate 1021 limit the inner lock body 301 on both sides along the first direction Y to prevent the inner lock body 301 from shaking and to prevent the inner lock body 301 from splashing. The second plate 1012 and the fourth plate 1022 are bent towards each other and can generate a pulling force on the inner lock body 301.

[0037] In some embodiments, refer to Figure 2 The first clamping member 101 further includes a fifth plate 1013 that is folded and connected to the first plate 1011 at an angle, and the second clamping member 102 further includes a sixth plate 1023 that is folded and connected to the third plate 1021 at an angle; the first clamping assembly 10 further includes a base plate 103, and the fifth plate 1013 and the sixth plate 1023 are connected to the base plate 103 at an adjustable distance along the first direction Y.

[0038] In this embodiment, the fifth plate 1013 and the sixth plate 1023 are connected to the base plate 103 and their positions can be adjusted so that the distance between the first clamping member 101 and the second clamping member 102 can be adjusted to accommodate door locks 30 of different widths.

[0039] In some embodiments, refer to Figure 3The fifth plate 1013 and / or the sixth plate 1023 are provided with first strip holes 1014 distributed along the first direction Y; the first clamp assembly 10 also includes a first fastener 105, which passes through the first strip hole 1014 and is locked to the substrate 103.

[0040] In this embodiment, the fifth plate 1013 and / or the sixth plate 1023 are positionally adjustable through the cooperation of the first slot 1014 and the first fastener 105. Specifically, the fifth plate 1013 and the sixth plate 1023 are bent in opposite directions to facilitate the locking operation of the first fastener 105; in addition, the base plate 103 can assist the first clamping member 101 and the second clamping member 102 in forming the first cavity 104.

[0041] In some embodiments, refer to Figure 3 The door lock testing device also includes a frame (not shown in the figure), the substrate 103 is provided with a second strip hole 1031 distributed along the third direction X, the first clamp assembly 10 also includes a second fastener 106, the second fastener 106 passes through the second strip hole 1031 and is locked to the frame; wherein, the first direction Y, the second direction Z and the third direction X intersect each other.

[0042] In this embodiment, the substrate 103 is locked and fixed to the frame by the second fastener 106, and the first clamping member 101 and the second clamping member 102 are fixed to the substrate 103. Therefore, by providing a pulling force to the third clamping member 201 and the fourth clamping member 202, a force can be achieved to push the inner locking body 301 and the outer locking body 302 away from each other. In addition, the substrate 103 can be adjusted in position through the second slot 1031, which provides greater flexibility and better versatility.

[0043] In some embodiments, refer to Figure 2 The third clamping member 201 includes a seventh plate 2011 and an eighth plate 2012 connected by an angle, and the fourth clamping member 202 includes a ninth plate 2021 and a tenth plate 2022 connected by an angle; the seventh plate 2011 and the ninth plate 2021 are located on both sides of the outer lock body 302 along the first direction Y; the eighth plate 2012 and the tenth plate 2022 are located on the side of the outer lock body 302 facing the inner lock body 301, and the two can provide a force to the outer lock body 302 away from the inner lock body 301.

[0044] In this embodiment, specific implementations of the third clamping member 201 and the fourth clamping member 202 are proposed. Specifically, the seventh plate 2011 and the ninth plate 2021 limit the outer lock body 302 on both sides along the first direction Y to prevent the outer lock body 302 from shaking and to prevent the outer lock body 302 from splashing. The eighth plate 2012 and the tenth plate 2022 are bent towards each other and can generate a pulling force on the outer lock body 302.

[0045] In some embodiments, refer to Figure 2 The third clamping member 201 also includes an eleventh plate 2013 that is angledly connected to the seventh plate 2011, and the fourth clamping member 202 also includes a twelfth plate 2023 that is angledly connected to the ninth plate 2021; the second clamping assembly 20 also includes a traction member 204, the eleventh plate 2013 and the twelfth plate 2023 being adjustablely spaced along the first direction Y, the traction member 204 being used to provide a pulling force on the eleventh plate 2013 and the twelfth plate 2023 away from the inner locking body 301.

[0046] In this embodiment, refer to Figure 3 The traction member 204 includes a connecting plate 2041 and a protrusion 2042. The eleventh plate 2013 and the twelfth plate 2023 are bent towards each other and have clearance notches 107. The connecting plate 2041 is connected to the side of the eleventh plate 2013 and the twelfth plate 2023 facing the second cavity 203. The positions of the eleventh plate 2013 and the twelfth plate 2023 are adjustable so that the distance between the third clamping member 201 and the fourth clamping member 202 is adjustable. In addition, the protrusion 2042 extends out of the second cavity 203 from the clearance notches 107 on the eleventh plate 2013 and the twelfth plate 2023 for connection with the driving member that provides pulling force.

[0047] In some embodiments, refer to Figure 3 The eleventh plate 2013 and / or the twelfth plate 2023 are provided with a third strip hole 2014 distributed along the first direction Y; the first clamp assembly 10 also includes a third fastener 205, which passes through the third strip hole 2014 and is locked to the traction member 204.

[0048] In this embodiment, the third clamping member 201 and the fourth clamping member 202 are positioned by means of the third strip hole 2014 along the first direction Y, thereby realizing the adjustment of the distance between them so as to be able to adapt to door locks 30 of different widths.

[0049] In some embodiments, refer to Figure 4 The first clamping member 101 or the second clamping member 102 is provided with a first clearance opening 108, which is used to avoid the inner handle 304 of the door lock 30; and / or, the third clamping member 201 or the fourth clamping member 202 is provided with a second clearance opening 206, which is used to avoid the outer handle 305 of the door lock 30.

[0050] In this embodiment, as Figure 4As shown, the first plate 1011 of the first clamping member 101 has a first clearance opening 108 on the side along the first direction Y, the inner handle 304 is connected to the inner lock body 301 and extends out of the first cavity 104 from the first clearance opening 108; the seventh plate 2011 of the third clamping member 201 has a second clearance opening 206 on the side along the first direction Y, the outer handle 305 is connected to the outer lock body 302 and extends out of the second cavity 203 from the second clearance opening 206.

[0051] It should be noted that the door lock testing device in this embodiment may also include other components, such as a drive component that provides power to the traction component 204, a force sensor that detects the magnitude of the pulling force, etc. Other components will not be described here.

[0052] In particular, the term "and / or" in this application should be understood as follows:

[0053] In the first case, the term “and / or” between the first subject and the second subject includes any of the following meanings: (1) only the first subject; (2) only the second subject; and (3) both the first subject and the second subject.

[0054] In the second case, the term "and / or" between the last two of three or more subjects means including at least any one of the subjects. For example, "first subject, second subject and / or third subject" has the same meaning as "first subject and / or second subject and / or third subject", specifically including the following combinations: (1) only the first subject; (2) only the second subject; (3) only the third subject; (4) first subject and second subject and no third subject; (5) first subject and third subject and no second subject; (6) second subject and third subject and no first subject; and (7) first subject, second subject and third subject;

[0055] Furthermore, the character " / " in this application indicates that the objects before and after it are in an "or" relationship.

[0056] Finally, although the embodiments of this application have been described above in conjunction with the accompanying drawings, those skilled in the art can make various modifications and variations without departing from the concept of this application, and such modifications and variations all fall within the scope of protection of this application.

Claims

1. A door lock testing device, characterized by, include: The first clamping assembly (10) includes a first clamping member (101) and a second clamping member (102) spaced apart along a first direction (Y), and the distance between the two is adjustable. The first clamping member (101) and the second clamping member (102) are used to clamp the inner lock body (301) of the door lock (30). The second clamping assembly (20) includes a third clamping member (201) and a fourth clamping member (202) spaced apart along the first direction (Y), and the distance between them is adjustable. The third clamping member (201) and the fourth clamping member (202) are used to clamp the outer lock body (302) of the door lock (30). The first clamp assembly (10) and the second clamp assembly (20) are spaced apart along the second direction (Z), and the two are respectively able to generate a pulling force that moves away from each other on the inner lock body (301) and the outer lock body (302); The first direction (Y) intersects with the second direction (Z).

2. The door latch testing device of claim 1, wherein, The first clamping member (101) and the second clamping member (102) are interlocked to form a first cavity (104), and the inner locking body (301) is located inside the first cavity (104); And / or, the third clamping member (201) and the fourth clamping member (202) interlock to form a second cavity (203), and the outer locking body (302) is confined inside the second cavity (203).

3. The door latch testing device of claim 1, wherein, The first clamping member (101) includes a first plate (1011) and a second plate (1012) connected by a bevel, and the second clamping member (102) includes a third plate (1021) and a fourth plate (1022) connected by a bevel. The first plate (1011) and the third plate (1021) are positioned on both sides of the inner lock body (301) along the first direction (Y); The second plate (1012) and the fourth plate (1022) are located on the side of the inner lock body (301) facing the outer lock body (302), and both can provide a force to the inner lock body (301) away from the outer lock body (302).

4. The door latch testing device of claim 3, wherein, The first clamping member (101) further includes a fifth plate (1013) that is bent at an angle to the first plate (1011), and the second clamping member (102) further includes a sixth plate (1023) that is bent at an angle to the third plate (1021); The first clamping assembly (10) further includes a base plate (103), wherein the fifth plate (1013) and the sixth plate (1023) are connected to the base plate (103) with an adjustable spacing along the first direction (Y).

5. The door lock testing device according to claim 4, characterized in that, The fifth plate (1013) and / or the sixth plate (1023) are provided with first strip holes (1014) distributed along the first direction (Y); The first clamp assembly (10) further includes a first fastener (105) which passes through the first strip hole (1014) and is locked to the substrate (103).

6. The door latch testing device of claim 4, wherein, The door lock testing device also includes a frame, the base plate (103) is provided with a second strip hole (1031) distributed along a third direction (X), the first clamp assembly (10) also includes a second fastener (106), the second fastener (106) passes through the second strip hole (1031) and is locked to the frame; The first direction (Y), the second direction (Z), and the third direction (X) intersect each other.

7. The door latch testing device of claim 1, wherein, The third clamping member (201) includes a seventh plate (2011) and an eighth plate (2012) connected by an angle, and the fourth clamping member (202) includes a ninth plate (2021) and a tenth plate (2022) connected by an angle. The seventh plate (2011) and the ninth plate (2021) are positioned on both sides of the outer locking body (302) along the first direction (Y); The eighth plate (2012) and the tenth plate (2022) are located on the side of the outer lock body (302) facing the inner lock body (301), and both can provide a force to the outer lock body (302) away from the inner lock body (301).

8. The door latch testing device of claim 7, wherein, The third clamping member (201) also includes an eleventh plate (2013) that is folded and connected to the seventh plate (2011) at an angle, and the fourth clamping member (202) also includes a twelfth plate (2023) that is folded and connected to the ninth plate (2021) at an angle; The second clamp assembly (20) further includes a traction member (204), to which the eleventh plate (2013) and the twelfth plate (2023) are connected with an adjustable spacing along the first direction (Y), the traction member (204) being used to provide a pulling force on the eleventh plate (2013) and the twelfth plate (2023) away from the inner locking body (301).

9. The door latch testing device of claim 8, wherein, The eleventh plate (2013) and / or the twelfth plate (2023) are provided with third strip holes (2014) distributed along the first direction (Y); The first clamp assembly (10) further includes a third fastener (205) which passes through the third slot (2014) and is locked to the traction member (204).

10. The door latch testing device according to any one of claims 1 to 9, characterized in that The first clamping member (101) or the second clamping member (102) is provided with a first clearance opening (108), which is used to avoid the inner handle (304) of the door lock (30); And / or, the third clamp (201) or the fourth clamp (202) is provided with a second clearance opening (206) for clearing the outer handle (305) of the door lock (30).

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