CN210322569U - Clamp for testing resilience recovery performance of sealing rubber strip - Google Patents
Clamp for testing resilience recovery performance of sealing rubber strip Download PDFInfo
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- CN210322569U CN210322569U CN201921151897.2U CN201921151897U CN210322569U CN 210322569 U CN210322569 U CN 210322569U CN 201921151897 U CN201921151897 U CN 201921151897U CN 210322569 U CN210322569 U CN 210322569U
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- rubber strip
- rotary rod
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Abstract
The utility model relates to a joint strip capability test technical field discloses a joint strip resilience recovery capability test anchor clamps, including the bottom plate, support column, upper cover plate, rotary rod and the clamp plate that connect gradually, the upper cover plate is equipped with the switching through-hole, and the rotary rod passes the rotatable installation in upper cover plate of switching through-hole, and the clamp plate is located between bottom plate and the upper cover plate, clamp plate and support column sliding connection, rotary rod lower extreme and clamp plate threaded connection, sealed adhesive tape clamp arrange in between bottom plate upper surface and the clamp plate lower surface. The utility model provides a test fixture for resilience recovery performance of sealing rubber strip, which can make the pressing plate slide along the supporting column through screw transmission by rotating the rotary rod, thereby compressing the sealing rubber strip; can accurate control joint strip compression amount and stable fixed resilience recovery capability test anchor clamps, simple structure, convenient to use to effectively reduced experimental error.
Description
Technical Field
The utility model relates to a joint strip capability test technical field especially relates to a joint strip resilience recovery capability test anchor clamps.
Background
The sealing rubber strip is widely applied to joint parts of building doors and windows, such as between glass and battens, between glass and frame fans, between frames and fans, between fans and fans, can effectively prevent external media such as rainwater, air, sand and dust and the like from invading or internal media from leaking, prevents or reduces damage caused by mechanical vibration and impact, and has the effects of sealing, sound insulation, heat insulation, shock absorption and the like.
The resilience recovery is an important property of the joint strip. The sealing rubber strip is subjected to resilience recovery performance test, and needs to be pressed to generate certain elastic deformation, and the pressing state is stably kept for a certain time at the set test environment temperature. The existing sealing rubber strip resilience recovery performance test lacks a clamp which can accurately control the compression amount of the sealing rubber strip and stably fix the sealing rubber strip, and larger test errors are easily caused.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model provides a joint strip resilience recovery capability test anchor clamps for lack can accurate control joint strip compression amount and stabilize fixed anchor clamps among solving current joint strip resilience recovery capability test, cause the problem of great experimental error easily.
An embodiment of the utility model provides joint strip resilience recovery capability test anchor clamps, including bottom plate, support column, upper cover plate, rotary rod and the clamp plate that connects gradually, the upper cover plate is equipped with the switching through-hole, the rotary rod passes the switching through-hole is rotatable install in the upper cover plate, the clamp plate is located the bottom plate with between the upper cover plate, the clamp plate with support column sliding connection, the rotary rod lower extreme with clamp plate threaded connection, joint strip clamp are arranged in the bottom plate upper surface with between the clamp plate lower surface.
Wherein, the pivot of rotary rod is parallel with the support column.
Wherein, the support column with the bottom plate is connected perpendicularly, the support column has a plurality ofly.
And the pressing plate is provided with a sliding through hole corresponding to the supporting column, and the supporting column penetrates through the sliding through hole.
And a spring is sleeved on the part of the supporting column, which is positioned between the pressing plate and the bottom plate.
The pressing plate is a rectangular plate, and the four corners of the rectangular plate are provided with the sliding through holes; the four supporting columns respectively penetrate through the four sliding through holes, and the four identical springs are respectively sleeved on the parts between the pressing plates and the bottom plate of the four supporting columns.
The upper surface of the pressing plate is provided with a boss, and the boss is provided with a groove with internal threads; the rotary rod lower extreme is equipped with annular flange, annular flange's lateral wall is equipped with the external screw thread, the rotary rod with the clamp plate passes through the external screw thread with internal thread threaded connection.
The rotary rod is connected with the upper cover plate through the annular groove, and the rotary rod is rotatably connected with the upper cover plate through the through hole.
And the upper surface of the bottom plate is provided with an opening chute for fixing the sealing rubber strip.
Wherein, the top end of the rotating rod is provided with a rotating handle.
The embodiment of the utility model provides a joint strip resilience recovery capability test anchor clamps, when using, with the joint strip that awaits measuring between the lower surface of clamp plate and the upper surface of bottom plate, the lower extreme and the clamp plate threaded connection of rotary rod, through rotating the rotary rod, can make the clamp plate slide along the support column through screw drive to compress joint strip; the rotatory a week of bull stick corresponds the lift of a pitch in the screw thread transmission to make the decrement not only accurate controllable, only need in addition through less turning force alright rotate the rotary rod and carry out the adjustment of decrement, have stronger reverse locking force simultaneously, make joint strip reaction be difficult to produce reverse screw thread rotation at the elastic restoring force of clamp plate, the steady maintenance of the specific decrement state of joint strip of being convenient for. Therefore, the embodiment of the utility model provides a can accurate control joint strip compression amount and stable fixed resilience recovery capability test anchor clamps, simple structure, convenient to use to effectively reduced experimental error.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of a test fixture for resilience recovery performance of a sealing rubber strip provided by an embodiment of the present invention;
fig. 2 is a side view of a clamp for testing resilience recovery performance of a joint strip according to another embodiment of the present invention;
FIG. 3 is a sectional view of a section A-A of the test fixture for resilience recovery performance of the joint strip, which is shown in FIG. 2 and provided by the embodiment of the invention;
in the figure: 1. a base plate; 2. a support pillar; 3. an upper cover plate; 4. rotating the rod; 5. pressing a plate; 6. the through hole is in sliding connection; 7. a spring; 8. an annular flange; 9. rotating the handle; 10. an opening chute.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as appropriate by those of ordinary skill in the art.
In the description of the present invention, the terms "plurality", and "plural" mean two or more unless otherwise specified.
As shown in fig. 1-3, the embodiment of the utility model provides a joint strip resilience recovery capability test anchor clamps, including bottom plate 1 that connects gradually, support column 2, upper cover plate 3, rotary rod 4 and clamp plate 5, upper cover plate 3 is equipped with the switching through-hole, and rotary rod 4 passes the rotatable installation in upper cover plate 3 of switching through-hole, and clamp plate 5 is located between bottom plate 1 and the upper cover plate 3, clamp plate 5 and 2 sliding connection of support column, 4 lower extremes of rotary rod and 5 threaded connection of clamp plate, and the joint strip clamp is arranged in between bottom plate 1 upper surface and 5 lower surfaces of clamp plate.
The embodiment of the utility model provides a joint strip resilience recovery capability test anchor clamps, the joint strip that will await measuring is sandwiched between and is connected 5 lower surfaces of clamp plate 5 and the upper surface of bottom plate 1, and the lower extreme of rotary rod 4 and clamp plate 5 threaded connection, through rotating rotary rod 4, can make clamp plate 5 slide along support column 2 through screw drive to compress joint strip; the rotatory a week of rotary rod 4 corresponds the lift of a pitch in the screw thread transmission to make the decrement not only accurate controllable, only need in addition through less turning force alright rotate rotary rod 4 and carry out the adjustment of decrement, have stronger reverse locking force simultaneously, make joint strip reaction be difficult to produce reverse screw thread rotation at the elastic restoring force of clamp plate 5, the steady maintenance of the specific decrement state of joint strip of being convenient for. Therefore, the embodiment of the utility model provides a can accurate control joint strip compression amount and stable fixed resilience recovery capability test anchor clamps, simple structure, convenient to use to effectively reduced experimental error.
The embodiment of the utility model provides a joint strip resilience recovery capability test anchor clamps, rotary rod 4's pivot and 2 parallel arrangement of support column. The support column 2 not only supports the upper cover plate 3, but also provides direction restraint for the sliding of the pressure plate 5 through the sliding connection with the pressure plate 5, and prevents the rotation of the rotating rod 4 from rotating along with the rotating rod 4 when the rotating rod 4 is changed into the sliding of the pressure plate 5 through threaded connection. Further, the supporting columns 2 can be vertically installed on the bottom plate 1, and there are a plurality of supporting columns 2, which provide stable support for the upper cover plate 3 through the plurality of supporting columns 2, and provide sliding constraint for the pressing plate 5 vertically to the bottom plate 1. The pressing plate 5 can be provided with a sliding through hole 6 corresponding to the supporting column 2, and the supporting column 2 penetrates through the sliding through hole 6, so that the pressing plate 5 is slidably connected with the supporting column 2. In order to transmit the pressure applied to the pressing plate 5 by the rotating rod 4 through the threaded transmission connection to the sealing rubber strip more uniformly, the spring 7 can be sleeved on the part, located between the pressing plate 5 and the bottom plate 1, of the supporting column 2, and each angular movement of the pressing plate 5 is more stable through the elastic compression of the spring 7. For example, the pressing plate 5 may be a rectangular plate, and four corners of the rectangular plate are provided with sliding through holes 6; the four supporting columns 2 respectively penetrate through the four sliding through holes 6, the four same springs 7 are respectively sleeved on the parts between the pressing plates 5 of the four supporting columns 2 and the bottom plate 1, and the four corners of the pressing plates 5 are more stably moved through the elastic compression of the four springs 7.
The embodiment of the utility model provides a joint strip resilience recovery performance test fixture, clamp plate 5 upper surface can be provided with the boss, and the boss is provided with the recess that has the internal thread; an annular flange 8 may be provided at the lower end of the rotary rod 4, and an outer side wall of the annular flange 8 is provided with an external thread. The rotary rod 4 and the pressing plate 5 are in threaded connection through external threads and internal threads. Through setting up annular flange 8, make the external screw thread have great internal diameter, make rotary rod 4 exert the pressure on clamp plate 5 more even, improve the phenomenon of the unstable removal in each angle of clamp plate 5, prevent to stick up the limit or stick up the foot. In order to match the external thread with a larger inner diameter, the boss arranged on the pressure plate 5 can also be provided with a plurality of discrete raised columns, discrete internal threads are arranged on the corresponding inner sides of the raised columns, and the threaded connection with the external thread on the annular flange 8 is integrally realized, so that the pressure is uniformly applied to the pressure plate 5 through the plurality of raised columns.
The embodiment of the utility model provides a joint strip resilience recovery capability test anchor clamps, rotary rod 4 and upper cover plate 3 are connected the position and can be provided with the annular, and rotary rod 4 and upper cover plate 3 realize rotatable coupling through the cooperation of annular with the switching through-hole. The diameter of the bottom of the annular groove is smaller than that of the through hole, and the two side walls of the annular groove clamp the upper cover plate 3, so that the rotating rod 4 can only rotate relative to the upper cover plate 3 and cannot move up and down. In addition, in order to rotate the rotating rod 4, a rotating handle 9 can be arranged at the top end of the rotating rod 4; in order to fix the sealing rubber strip conveniently, the opening sliding groove 10 for fixing the sealing rubber strip can be formed in the upper surface of the bottom plate 1, and when the sealing rubber strip fixing device is used, the mounting position of the sealing rubber strip penetrates into the opening sliding groove 10 and is clamped between the upper surface of the bottom plate 1 and the lower surface of the pressing plate 5, so that the testing clamp is more convenient and stable to mount.
As can be seen from the above embodiments, the utility model provides a joint strip resilience recovery performance test fixture, when using, the joint strip to be tested is clamped between the upper surface of the bottom plate 1 and the lower surface of the pressing plate 5, the lower end of the rotary rod 4 is in threaded connection with the pressing plate 5, by rotating the rotary rod 4, the pressing plate 5 can slide along the supporting column 2 through the thread transmission, thereby compressing the joint strip; the rotatory a week of rotary rod 4 corresponds the lift of a pitch in the screw thread transmission to make the decrement not only accurate controllable, only need in addition through less turning force alright rotate rotary rod 4 and carry out the adjustment of decrement, have stronger reverse locking force simultaneously, make joint strip reaction be difficult to produce reverse screw thread rotation at the elastic restoring force of clamp plate 5, the steady maintenance of the specific decrement state of joint strip of being convenient for. Therefore, the embodiment of the utility model provides a can accurate control joint strip compression amount and stable fixed resilience recovery capability test anchor clamps, simple structure, convenient to use to effectively reduced experimental error.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a joint strip resilience recovery capability test anchor clamps, its characterized in that, is including bottom plate, support column, upper cover plate, rotary rod and the clamp plate that connects gradually, the upper cover plate is equipped with the switching through-hole, the rotary rod passes the rotatable installation of switching through-hole in the upper cover plate, the clamp plate is located the bottom plate with between the upper cover plate, the clamp plate with support column sliding connection, the rotary rod lower extreme with clamp plate threaded connection, sealed adhesive tape clamp are arranged in the bottom plate upper surface with between the clamp plate lower surface.
2. The clamp for testing the rebound resilience of the sealing rubber strip according to claim 1, wherein the rotating shaft of the rotating rod is parallel to the supporting column.
3. The clamp for testing the rebound resilience of the sealing rubber strip according to claim 2, wherein the supporting columns are vertically connected with the bottom plate, and the number of the supporting columns is multiple.
4. The clamp for testing the rebound resilience of the sealing rubber strip according to claim 3, wherein the pressure plate is provided with a sliding through hole corresponding to the support column, and the support column passes through the sliding through hole.
5. The clamp for testing the rebound resilience of the sealing rubber strip according to claim 4, wherein a spring is sleeved on a part of the supporting column between the pressing plate and the bottom plate.
6. The clamp for testing the resilience recovery performance of the sealing rubber strip according to claim 5, wherein the pressing plate is a rectangular plate, and the sliding through holes are formed in four corners of the rectangular plate; the four supporting columns respectively penetrate through the four sliding through holes, and the four identical springs are respectively sleeved on the parts between the pressing plates and the bottom plate of the four supporting columns.
7. The test fixture for testing resilience recovery performance of the sealing rubber strip according to claim 1, wherein a boss is arranged on the upper surface of the pressure plate, and the boss is provided with a groove with internal threads; the rotary rod lower extreme is equipped with annular flange, annular flange's lateral wall is equipped with the external screw thread, the rotary rod with the clamp plate passes through the external screw thread with internal thread threaded connection.
8. The clamp for testing the resilience recovery performance of the sealing rubber strip according to claim 1, wherein an annular groove is formed at a connecting portion of the rotating rod and the upper cover plate, and the rotating rod and the upper cover plate are rotatably connected with the through hole through the annular groove.
9. The clamp for testing the resilience recovery performance of the sealing rubber strip according to claim 1, wherein the upper surface of the bottom plate is provided with an opening chute for fixing the sealing rubber strip.
10. The clamp for testing the rebound resilience of the sealing rubber strip according to claim 1, wherein a rotary handle is arranged at the top end of the rotary rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921151897.2U CN210322569U (en) | 2019-07-22 | 2019-07-22 | Clamp for testing resilience recovery performance of sealing rubber strip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921151897.2U CN210322569U (en) | 2019-07-22 | 2019-07-22 | Clamp for testing resilience recovery performance of sealing rubber strip |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210322569U true CN210322569U (en) | 2020-04-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921151897.2U Active CN210322569U (en) | 2019-07-22 | 2019-07-22 | Clamp for testing resilience recovery performance of sealing rubber strip |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210322569U (en) |
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2019
- 2019-07-22 CN CN201921151897.2U patent/CN210322569U/en active Active
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Address after: 100041 No. 69 Jinding North Road, Beijing, Shijingshan District Patentee after: Beijing Building Materials Inspection and Research Institute Co., Ltd. Address before: 100041 No. 69 Jinding North Road, Beijing, Shijingshan District Patentee before: BEIJING BUILDING MATERIALS TESTING ACADEMY Co.,Ltd. |