CN111895261A - One-way four-wedge safety tongs for special-shaped guide rail - Google Patents
One-way four-wedge safety tongs for special-shaped guide rail Download PDFInfo
- Publication number
- CN111895261A CN111895261A CN202010721831.3A CN202010721831A CN111895261A CN 111895261 A CN111895261 A CN 111895261A CN 202010721831 A CN202010721831 A CN 202010721831A CN 111895261 A CN111895261 A CN 111895261A
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- guide rail
- wedge
- clamp
- alarm
- special
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16P—SAFETY DEVICES IN GENERAL; SAFETY DEVICES FOR PRESSES
- F16P7/00—Emergency devices preventing damage to a machine or apparatus
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Clamps And Clips (AREA)
Abstract
The invention provides a one-way four-wedge safety gear for a special-shaped guide rail, which is used for being externally installed and clamped on the special-shaped guide rail and comprises: the alarm device comprises a clamp body, a slide rail, a wedge block, an alarm triggering sheet and an alarm, wherein the clamp body is provided with a special-shaped guide rail at two sides; the wedge block moves along the guide rail, so that the alarm triggering sheet starts the alarm to give an alarm prompt. The clamp body provided by the invention comprises a first clamp block and a second clamp block which are different in width, the second clamp block is small in width and is installed on one side of the guide rail provided with the step protrusion, and the first clamp block and the second clamp block can be attached to the special-shaped guide rail. The wedge block in the clamp body is attached to the special-shaped guide rail, and when equipment mounted on the special-shaped guide rail suddenly falls down, the wedge block moves upwards along the slide rail and triggers the alarm in the clamp body, so that rapid alarm is realized.
Description
Technical Field
The invention relates to the technical field of mechanical safety protection, in particular to a one-way four-wedge safety tongs for a special-shaped guide rail.
Background
In the prior art, some parts which move up and down along a track in mechanical automatic production equipment are easy to fall off or fall suddenly due to unstable structure, so that potential safety hazards are caused, and an accident alarm device is lacked. In the existing mechanical equipment, the special-shaped guide rail is often used, the width of two sides is unequal due to the fact that the boss is arranged on one side of the special-shaped guide rail, and even if the accident alarm device is arranged, the alarm device cannot be attached to two sides of the special-shaped guide rail after being fixed to the outside.
Therefore, how to design an accident alarm device, and the device can be suitable for the abnormal-shaped guide rail, becomes a problem to be solved urgently.
Disclosure of Invention
The invention provides a one-way four-wedge safety tongs for a special-shaped guide rail, aiming at solving the technical problem that the existing accident alarm device suitable for the special-shaped guide rail is lacked.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
a one-way four-wedge safety gear for a special-shaped guide rail is used for being externally installed and clamped on the special-shaped guide rail, and comprises: the alarm device comprises a clamp body, a slide rail, a wedge block, an alarm triggering sheet and an alarm, wherein the clamp body is provided with a special-shaped guide rail at two sides; the wedge block moves along the slide rail, so that the alarm triggering sheet starts the alarm to give an alarm prompt;
the clamp body comprises a first clamp block and a second clamp block which are respectively arranged on two sides of the special-shaped guide rail, and the width of the first clamp block is larger than that of the second clamp block.
Further, the one-way four-wedge safety gear for the special-shaped guide rail further comprises: and the adjusting sheets are arranged between the slide rails and fix the distance between the slide rails in the pliers body.
Further, the alarm trigger sheet includes: the two ends of the connecting plate are fixed on the adjacent wedge blocks, and the trigger plate is positioned on one side of the connecting plate;
the connecting plate supports the adjacent wedge blocks, and the wedge blocks synchronously move through the connecting plate; the connecting plate drives the trigger plate to move, and the trigger plate starts the alarm.
Further, the alarm includes a trigger switch, and the trigger plate includes: the contact piece is arranged obliquely relative to the trigger plate, and the trigger switch is positioned in the plate hole.
Further, the pincers body still includes: the shell and the spring are arranged in the shell and are attached to the sliding rail in an abutting mode; the sliding rail is installed in the shell and is obliquely arranged relative to the shell, and the wedge block moves along the sliding rail to enable the sliding rail to be close to the shell and compress the spring.
Further, the pincers body still includes: the adjusting baffle is arranged in the shell, and the adjusting bolt is arranged on one side of the adjusting baffle;
the spring is arranged between the slide rail and the adjusting baffle, and the spring and the adjusting bolt are arranged on two sides of the adjusting baffle;
the adjusting bolt moves along the shell or is fixed on the shell, so that the adjusting baffle plate is close to or far away from the sliding rail.
Further, the shell comprises adjusting holes positioned at two sides of the shell, two ends of the adjusting bolt are installed in the adjusting holes, and the adjusting bolt moves relative to the shell through the adjusting holes; and the nut is fixed on the adjusting bolt, so that the adjusting bolt is fixed relative to the shell.
Further, the housing includes: the device comprises a main shell and a cover plate arranged on one side of the main shell, wherein the cover plate seals one side of the main shell.
Further, the caliper body comprises: the clamp comprises a clamp frame positioned on one side of the clamp body and a supporting plate arranged on the clamp frame, wherein the clamp body is arranged outwards through the clamp frame.
Furthermore, the clamp body comprises a baffle plate positioned on the inner wall of the clamp body, a fixture block is arranged at one end of the slide rail, and the fixture block abuts against the baffle plate to enable the slide rail to be installed in the clamp body.
Has the advantages that:
the invention provides one-way four-wedge safety tongs for a special-shaped guide rail, which comprises a tong body, a tong body and a safety tong body, wherein the tong body comprises a first tong block and a second tong block which are arranged on two sides of the special-shaped guide rail and have different widths, the width of the second tong block is small, and the first tong block and the second tong block can be attached to the special-shaped guide rail after the one-way four-wedge safety tongs for the special-shaped guide rail are fixed outwards; the clamp is characterized in that a slide rail and a wedge block moving along the slide rail are further arranged in the clamp body, the wedge block is attached to the special-shaped guide rail, and when equipment mounted on the special-shaped guide rail suddenly falls down, the wedge block moves upwards along the slide rail and triggers an alarm in the clamp body to realize rapid alarm.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic perspective view of a single clamp body according to the present invention.
FIG. 3 is a schematic perspective view of a trigger plate according to the present invention.
Fig. 4 is a schematic view of the internal structure of the caliper body according to the present invention.
Fig. 5 is a schematic perspective view of the slide rail according to the present invention.
Fig. 6 is a schematic perspective view of the clamp body of the present invention on one side of the clamp frame.
In the figure:
100-a clamp body; 101-a first clamp block; 102-a second clamp block; 10-a slide rail; 11-wedge block; 12-an alarm trigger piece; 13-a conditioning flap; 14-a fixture block; 15-positioning the projection; 120-a connecting plate; 121-a trigger plate; 122-plate holes; 123-contact piece; 2-an alarm; 21-trigger switch; 3-a spring; 4-adjusting the baffle; 41-adjusting bolt; 5-a housing; 51-a main housing; 52-a cover plate; 53-a clamp frame; 54-a support plate; 55-a baffle plate; 56-adjustment holes.
Detailed Description
The invention provides one-way four-wedge safety tongs for a special-shaped guide rail, a display back plate and a display back plate manufacturing system. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As used herein, the singular forms "a", "an", "the" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof. It will be understood that when an element is referred to as being "connected" or "coupled" to another element, it can be directly connected or coupled to the other element or intervening elements may also be present. Further, "connected" or "coupled" as used herein may include wirelessly connected or wirelessly coupled. As used herein, the term "and/or" includes all or any element and all combinations of one or more of the associated listed items.
It will be understood by those skilled in the art that, unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the prior art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.
The invention will be further explained by the description of the embodiments with reference to the drawings.
Referring to fig. 1 and 2, the present invention provides a one-way four-wedge safety gear for a profiled rail, which is used for being externally installed and clamped on the profiled rail, and comprises: the alarm device comprises a clamp body 100 for mounting two sides of a special-shaped guide rail, a slide rail 10 mounted in the clamp body 100, a wedge block 11 mounted on the slide rail 10 and attached to the special-shaped guide rail, an alarm triggering sheet 12 fixed between the wedge blocks 11, and an alarm 2 mounted in the clamp body 100.
When the equipment of installing on heterotypic guide rail drops suddenly, the heterotypic guide rail of laminating 11 edges slide rail 10 rebound drives alarm triggering piece 12 is followed slide rail 10 rebound makes alarm triggering piece 12 is opened alarm 2 sends the suggestion of reporting to the police, realizes the accident alarm.
In the invention, the one-way four-wedge safety tongs for the special-shaped guide rail are attached to the special-shaped guide rail through the wedge blocks 11, the purpose is to reduce the large-area friction surface generated between the tongs body 100 and the special-shaped guide rail, and the problems of position restriction and untight contact are easily caused by large-area transmission contact friction due to the relatively complex surface structure of the special-shaped guide rail, so that the stability of the tongs body 100 in contact with the special-shaped guide rail can be ensured by adopting the mode of contact of the wedge blocks 11, the compatibility of the one-way four-wedge safety tongs for the special-shaped guide rail is also improved, and the one-way four-wedge safety tongs for the special-. And for the same special-shaped guide rail, the mode of attaching the wedge block 11 is also convenient for the special-shaped guide rail to be arranged at different positions of the special-shaped guide rail by using the one-way four-wedge safety tongs.
The clamp body 100 comprises a first clamp block 101 and a second clamp block 102 which are respectively installed on two sides of the special-shaped guide rail, and the width of the first clamp block 101 is larger than that of the second clamp block 102. The second clamp block 102 is installed on one side of the special-shaped guide rail where the ladder protrudes.
Dysmorphism is one-way four-wedge safety tongs for guide rail still includes: and the adjusting sheets 13 are arranged between the slide rails 10, and the adjusting sheets 13 fix the distance between the slide rails 10 in the forceps body 100.
In the present embodiment, the distance between the sliding rails 10 is realized by the adjusting sheets 13 with different lengths. Due to the different width of the profiled rails, the distance setting between the wedges 11 should also differ. In order to adapt to the special-shaped guide rails with different widths, the clamp body 100 is internally provided with an adjusting piece 13 arranged between the slide rails 10, the wedge block 11 is arranged on the slide rails 10, so that the distance between the slide rails 10 is adjusted, namely the distance between the wedge block 11 is adjusted, and a user can change the distance between the wedge block 11 and the wedge block 11 in the clamp body 100 by installing the adjusting piece 13 with different lengths.
Referring to fig. 2 and 3, the alarm principle of the one-way four-wedge safety gear for the special-shaped guide rail is as follows: the alarm trigger piece 12 includes: a connecting plate 120 with two ends fixed on the adjacent wedge blocks 11 and a trigger plate 121 positioned on one side of the connecting plate 120.
The tie plates 120 support the wedges 11 adjacent to each other, and the wedges 11 are moved synchronously by the tie plates 120. The connecting plate 120 and the trigger plate 121 are integrally formed, and the connecting plate 120 drives the trigger plate 121 to move, so that the trigger plate 121 starts the alarm 2.
The alarm 2 comprises a trigger switch 21, the trigger switch 21 is pressed, and the alarm 2 gives an alarm prompt. The trigger plate 121 includes: a plate hole 122 and a contact piece 123 provided on one side of the plate hole 122, wherein the contact piece 123 is provided obliquely to the trigger plate 121, and the trigger switch 21 is positioned in the plate hole 122.
In this embodiment, when the wedge 11 is not moving relative to the slide rail 10, the trigger switch 21 is located in the plate hole 122, and the contact piece 123 abuts against the trigger switch 21. When the wedge block 11 moves, the contact piece 123 moves and presses the trigger switch 21, so that the alarm 2 is started and an alarm prompt is sent out. In order to avoid the problem that the contact piece 123 is locked and cannot press the trigger switch 21, the contact piece 123 is arranged obliquely relative to the plate hole 122, so that the trigger switch 21 moves along the inclined surface of the contact piece 123 in the moving process of the trigger plate 121, and the problem that the alarm 2 cannot be opened due to the locking between the contact piece 123 and the trigger switch 21 is avoided.
In the above embodiment, the alarm 2 adopts a pressing alarm mode. For the detection tracking type alarm of sensors such as optics, speed measurement and the like, the system has a blank detection reaction time, and has higher maintenance cost and inconvenient use. And the reaction of mechanical trigger formula warning is more timely, in case trigger, does not need blank detection reaction time, plays the technical effect that reports to the police promptly in touching, and the maintenance cost is low moreover, convenient to use.
Referring to fig. 4, the forceps body 100 further includes: a housing 5, a spring 3 mounted in said housing 5 and abutting against said slide 10. The slide rail 10 is installed in the housing 5 and is disposed obliquely to the housing 5, and the wedge 11 moves along the slide rail 10 to make the slide rail 10 approach the housing 5 and compress the spring 3.
In this embodiment, since the wedge 11 of the first clamp block 101 and the second clamp block 102 respectively abuts against two sides of the special-shaped guide rail, in order to ensure the tightness of the clamp body 100 abutting against the special-shaped guide rail, a spring 3 is additionally arranged at the rear end of the slide rail 10 to ensure that the wedge 11 abuts against the special-shaped guide rail tightly, so as to avoid the problem that the alarm prompt cannot be turned on because the wedge 11 slides relative to the special-shaped guide rail.
The slide rail 10 is disposed to be inclined with respect to the housing 5, and when the wedge 11 moves upward along the slide rail 10, since a distance between the wedge 11 of the first and second blocks 101 and 102 is always the same as a width of the profiled rail, the slide rail 10 of the first and second blocks 101 and 102 is relatively far away, that is, the spring 3 is compressed, and an elastic force of the spring 3 always supports the slide rail 10, so that the wedge 11 on the slide rail 10 is attached to the profiled rail.
Referring to fig. 5, in an embodiment of the present invention, a positioning protrusion 15 is disposed on the slide rail 10 to provide a fixing point for the spring 3, so as to prevent the spring 3 from moving relative to the slide rail 10 or from separating from and supporting the slide rail 10.
Further, the forceps body 100 further includes: an adjusting baffle 4 installed in the housing 5, and an adjusting bolt 41 installed at one side of the adjusting baffle 4. The spring 3 is arranged between the slide rail 10 and the adjusting baffle 4, and the spring 3 and the adjusting bolt 41 are arranged on two sides of the adjusting baffle 4. The adjusting bolt 41 moves along the housing 5 or is fixed on the housing 5, so that the adjusting baffle 4 is close to or far away from the slide rail 10.
In this embodiment, the spring 3 is installed between the slide rail 10 and the adjusting baffle 4, and the closer the adjusting baffle 4 is to the slide rail 10, the larger the compression deformation of the spring 3 is, the larger the elasticity of the spring 3 is; conversely, the farther the adjusting baffle 4 is from the slide rail 10, the smaller the elastic force of the spring 3 is.
If the elasticity of the spring 3 is too small, the wedge block 11 cannot be attached to the two sides of the special-shaped guide rail; if the spring force of the spring 3 is too large, the force required to compress the spring 3 by the slide rail 10 becomes large, and the wedge 11 is not easily or even cannot move relative to the slide rail 10 when it is attached to the profile rail. Therefore, the adjusting baffle 4 of the invention can move relative to the housing 5 through the adjusting bolt 41, so that the adjusting baffle 4 is close to or far away from the sliding rail 10, and the tightness of the adjusting spring 3 is realized.
Referring to fig. 4 to 6, in the above embodiment, the way of the adjusting bolt 41 changing the distance between the adjusting baffle 4 and the slide rail 10 is as follows: the housing 5 includes adjustment holes 56 at both sides of the housing 5, the adjustment holes 56 are kidney-shaped holes, and both ends of the adjustment bolt 41 are installed in the adjustment holes 56 to move relative to the housing 5. The nut is fixed to the adjusting bolt 41, and the adjusting bolt 41 is fixed to the housing 5.
Since the slide rail 10 is supported by the spring 3, the slide rail 10 is easily separated from the caliper body 100 by an elastic force, in order to avoid the separation of the slide rail 10, the caliper body 100 includes a baffle 55 located on an inner wall of the caliper body 100, one end of the slide rail 10 is provided with a latch 14, and the latch 14 abuts against the baffle 55 to mount the slide rail 10 in the caliper body 100.
Fig. 4 to 6, the housing 5 includes: a main housing 51 and a cover plate 52 mounted on one side of the main housing 51, the cover plate 52 closing the main housing 51.
The adjusting baffle 4, the spring 3, the slide rail 10 and the wedge 11 are all installed in the main housing 51, and after the components in the main housing 51 are installed, the cover plate 52 is installed on one side of the main housing 51 to close the main housing 51, so that the installation and adjustment of the caliper body 100 are facilitated. Wherein, the adjusting holes are respectively arranged on the main housing 51 and the cover plate 52.
The caliper body 100 includes: a clamp frame 53 located at one side of the clamp body 100, and a support plate 54 mounted on the clamp frame 53, wherein the clamp body 100 is mounted to the outside through the clamp frame 53.
In this embodiment, the clamp frame 53 is located on one side of the main housing 51 opposite to the cover plate 52, the clamp frame 53 is integrally formed with the main housing 51, the clamp frame 53 is used for external fixation, and when an external fixation component is detached, the clamp frame 53 bears the load of the component, so that the support plate 54 is arranged on the clamp frame 53 to ensure the stability of the clamp body 100, and the problems that the load of the clamp body 100 is too small, the clamp body is easy to damage, and an alarm prompt cannot be triggered are solved.
The invention provides one-way four-wedge safety tongs for a special-shaped guide rail, which comprise a tong body 100, a first tong block 101 and a second tong block 102, wherein the first tong block 101 and the second tong block 102 are arranged on two sides of the special-shaped guide rail and have different widths, the width of the second tong block 102 is small, and the first tong block 101 and the second tong block 102 can be attached to the special-shaped guide rail after the one-way four-wedge safety tongs for the special-shaped guide rail are fixed to the outside aiming at one side of the guide rail with a step protrusion.
The clamp body 100 is further provided with a slide rail 10 and a wedge block 11 moving along the slide rail 10, the wedge block 11 is attached to the special-shaped guide rail, and when equipment mounted on the special-shaped guide rail suddenly falls down, the wedge block 11 moves upwards along the slide rail 10 and triggers the alarm 2 in the clamp body 100 to realize rapid alarm.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. The utility model provides a dysmorphism is one-way four wedge safety tongs for external installation and clamp on special-shaped guide rail, its characterized in that includes: the alarm device comprises a clamp body, a slide rail, a wedge block, an alarm triggering sheet and an alarm, wherein the clamp body is provided with a special-shaped guide rail at two sides; the wedge block moves along the guide rail, so that the alarm triggering sheet starts the alarm to give an alarm prompt;
the clamp body comprises a first clamp block and a second clamp block which are respectively arranged on two sides of the special-shaped guide rail, and the width of the first clamp block is larger than that of the second clamp block.
2. The one-way four-wedge safety gear for a profiled rail according to claim 1, further comprising: and the adjusting sheets are arranged between the slide rails and fix the distance between the slide rails in the pliers body.
3. The one-way four-wedge safety gear for a profiled rail according to claim 1, wherein the alarm triggering sheet includes: the two ends of the connecting plate are fixed on the adjacent wedge blocks, and the trigger plate is positioned on one side of the connecting plate;
the connecting plate supports the adjacent wedge blocks, and the wedge blocks synchronously move through the connecting plate; the connecting plate drives the trigger plate to move, and the trigger plate starts the alarm.
4. The one-way four-wedge safety tongs for a profiled guide rail according to claim 3, wherein the alarm comprises a trigger switch, and the trigger plate comprises: the contact piece is arranged obliquely relative to the trigger plate, and the trigger switch is positioned in the plate hole.
5. The one-way four-wedge safety tongs for a profiled guide rail according to claim 1, characterized in that the tongs body further comprises: the shell and the spring are arranged in the shell and are attached to the sliding rail in an abutting mode; the sliding rail is installed in the shell and is obliquely arranged relative to the shell, and the wedge block moves along the sliding rail to enable the sliding rail to be close to the shell and compress the spring.
6. The one-way four-wedge safety tongs for a profiled guide rail according to claim 5, wherein the tongs body further comprises: the adjusting baffle is arranged in the shell, and the adjusting bolt is arranged on one side of the adjusting baffle;
the spring is arranged between the slide rail and the adjusting baffle, and the spring and the adjusting bolt are arranged on two sides of the adjusting baffle;
the adjusting bolt moves along the shell or is fixed on the shell, so that the adjusting baffle plate is close to or far away from the sliding rail.
7. The one-way four-wedge safety tongs for the profiled guide rail according to claim 6, wherein the housing comprises adjusting holes at both sides of the housing, the two ends of the adjusting bolt are installed in the adjusting holes, and the adjusting bolt moves relative to the housing through the adjusting holes; and the nut is fixed on the adjusting bolt, so that the adjusting bolt is fixed relative to the shell.
8. The one-way four-wedge safety gear for a profiled rail according to claim 5, wherein the housing comprises: the device comprises a main shell and a cover plate arranged on one side of the main shell, wherein the cover plate seals one side of the main shell.
9. The one-way four-wedge safety tongs for the profiled guide rail according to claim 1 or 5, characterized in that the tongs body comprises: the clamp comprises a clamp frame positioned on one side of the clamp body and a supporting plate arranged on the clamp frame, wherein the clamp body is arranged outwards through the clamp frame.
10. The one-way four-wedge safety tongs for the special-shaped guide rail according to claim 1 or 5, wherein the tongs body comprises a baffle plate located on the inner wall of the tongs body, one end of the slide rail is provided with a fixture block, and the fixture block abuts against the baffle plate to enable the slide rail to be installed in the tongs body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010721831.3A CN111895261B (en) | 2020-07-24 | 2020-07-24 | One-way four-wedge safety tongs for special-shaped guide rail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010721831.3A CN111895261B (en) | 2020-07-24 | 2020-07-24 | One-way four-wedge safety tongs for special-shaped guide rail |
Publications (2)
| Publication Number | Publication Date |
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| CN111895261A true CN111895261A (en) | 2020-11-06 |
| CN111895261B CN111895261B (en) | 2021-11-09 |
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| CN202010721831.3A Active CN111895261B (en) | 2020-07-24 | 2020-07-24 | One-way four-wedge safety tongs for special-shaped guide rail |
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| CN105398908A (en) * | 2015-10-10 | 2016-03-16 | 穆洪彪 | Auxiliary control device of elevator safety tongs |
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| CN208265559U (en) * | 2018-04-09 | 2018-12-21 | 广东华辉电梯配件有限公司 | A kind of brake assemblies of safety tongs |
| CN109132777A (en) * | 2018-11-13 | 2019-01-04 | 苏州默顿快速电梯有限公司 | A kind of safety tongs of elevator |
| CN210515624U (en) * | 2019-10-23 | 2020-05-12 | 广州兴森快捷电路科技有限公司 | Drop alarm mechanism and vacuum etching machine spray set |
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2020
- 2020-07-24 CN CN202010721831.3A patent/CN111895261B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204714253U (en) * | 2015-05-10 | 2015-10-21 | 广东亚太西奥电梯有限公司 | The U-shaped mouth annunciator of safety tongs |
| CN105398908A (en) * | 2015-10-10 | 2016-03-16 | 穆洪彪 | Auxiliary control device of elevator safety tongs |
| CN206156505U (en) * | 2016-08-31 | 2017-05-10 | 四川富士鑫电梯有限公司 | Novel car safety tongs |
| CN208265559U (en) * | 2018-04-09 | 2018-12-21 | 广东华辉电梯配件有限公司 | A kind of brake assemblies of safety tongs |
| CN109132777A (en) * | 2018-11-13 | 2019-01-04 | 苏州默顿快速电梯有限公司 | A kind of safety tongs of elevator |
| CN210515624U (en) * | 2019-10-23 | 2020-05-12 | 广州兴森快捷电路科技有限公司 | Drop alarm mechanism and vacuum etching machine spray set |
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| CN111895261B (en) | 2021-11-09 |
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