Cable support impact resistance test device with high safety

Abstract

The utility model relates to the technical field of impact test devices, in particular to a cable support impact resistance test device with high safety, which comprises a base, a baffle plate is fixedly arranged on the upper surface of the base, a cover body is fixedly arranged on the upper surface of the baffle plate, and an air cylinder is fixedly connected on the upper surface of the cover body. An air cylinder is fixedly connected between the lower surface of the cover body and the upper surface of the base, the output end of the air cylinder penetrates through the upper surface of the cover body and extends to the lower portion, first cylinders which are symmetrically arranged are fixedly connected between the lower surface of the cover body and the upper surface of the base, and the surfaces of the two first cylinders are sleeved with the same pressing plate. The surface of the door plate is easily damaged during a test, the door plate and the second rack are connected together through the U-shaped rod, and the door plate and the second rack can be clamped, fixed or detached through the mutual cooperation of the U-shaped rod, the limiting ring and the second spring, so that the mode is simple to operate, convenient to replace and cost-saving.

Description

TECHNICAL FIELD

[0001] The utility model relates to impact test device technical field, concretely is a kind of cable support impact resistance test device of high safety. BACKGROUND

[0002] Cable support is a support and install the support of cable, construction operation, cable is needed to plough soil and reserve cable trench or tunnel for burying cable, since surface is rich in moisture or sandstone, long-time soaking not only can cause cable failure, but also can cause cable skin damage, so cable support is particularly important. Since cable span is long, material is heavy, the strength of cable support is crucial, so it needs to be detected by the cable support with impact resistance before being produced, only qualified products can be applied in large quantities.

[0003] In prior art, due to the different forms of cable support, the rebound force of material can be generated under the influence of impact resistance force of pressure block, however, long-time rebound force can damage the inner wall of testing instrument, in prior art, the door plate of testing instrument is not easy to replace, and it is easy to cause injury event due to not being tightly closed, therefore, we provide a kind of cable support impact resistance test device of high safety. CONTENT OF UTILITY MODEL

[0004] The utility model aims at providing a kind of cable support impact resistance test device of high safety to solve the problems raised in the above background.

[0005] The utility model discloses a technical scheme is: a kind of cable support impact resistance test device of high security, including base, the upper surface of base is fixedly installed with baffle, the upper surface of baffle is fixedly installed with cover, the upper surface of cover is fixedly connected with cylinder, the output end of cylinder is through the upper surface of cover and extends to below, the lower surface of cover and the upper surface of base are fixedly connected with the first cylinder of symmetrical arrangement between, the surface of two first cylinders is equipped with same pressing plate, the upper surface of cover is fixedly connected with telescopic link, and the upper end of telescopic link is fixedly connected with the output end of cylinder, the lower surface of pressing plate is fixedly installed with two first ratchets of symmetrical arrangement, the upper surface of base is equipped with two strip grooves of symmetrical arrangement, the upper surface of base is equipped with rectangular through-hole, the inner wall of rectangular through-hole is equipped with first recess, the right side of first recess is through with the left side of strip groove, the inner wall of first recess is rotatably connected with round bar, the surface of round bar is fixedly installed with two ratchets of symmetrical arrangement, the inner wall of rectangular through-hole is provided with door, the right side of door is equipped with two second recesses of symmetrical arrangement, the inner wall of two second recesses is slidably connected with second ratchet, two second ratchets are meshingly connected with gear, two second ratchets are equipped with two circular holes on two sides, the inner wall of door is equipped with symmetrically arranged U-shaped hole, the inner cavity of U-shaped hole is inserted with U-shaped rod, the inner cavity of door is equipped with two circular grooves of symmetrical arrangement, the right end in the inside of two circular grooves is fixedly installed with limit ring, the left side of limit ring is provided with second spring, the both sides of base are equipped with mounting groove of symmetrical arrangement, the surface of baffle is equipped with rectangular hole, the inner wall of baffle is equipped with reserved slot.

[0006] Preferably, the length of the rectangular through-hole is greater than the length of the door, and the width of the rectangular through-hole is greater than the sum of the width of the door and the thickness of the second ratchet.

[0007] Preferably, the size of the door is greater than the size of the rectangular hole, and the size of the door is compatible with the size of the reserved slot.

[0008] Preferably, the size of the first ratchet is compatible with the size of the strip groove, and the length of the first ratchet is greater than the length of the second ratchet.

[0009] Preferably, the size of the limit ring is compatible with the size of the circular groove, and the size of the second spring is compatible with the size of the circular groove.

[0010] Preferably, the number of circular grooves, limit rings and second springs is equal to the number of cylinders, and each two form a group, and the two groups are symmetrically arranged.

[0011] The utility model discloses a kind of cable support impact resistance test device of high security by improvement, compared with prior art, with the following improvements and advantages:

[0012] One: the utility model discloses a first rack, gear, door plate, second recess, second rack is set, when the pressing plate is impacted to the cable support and is detected, will make the first rack displacement, because the door plate and the second rack form a whole, and the gear can rotate the second rack and make the door plate displacement to the opposite direction, this mode can make the door plate automatic switching, not only can avoid the cable support bounce out, also can provide the convenience for the next detection.

[0013] Second: the utility model discloses a second rack, U-shaped rod, limit ring, second spring is set, and the surface of the door plate is easy to be damaged when testing, because the door plate and the second rack are connected together through the U-shaped rod, and the U-shaped rod, limit ring and second spring can be clamped and fixed or disassembled to the door plate and the second rack, and the operation is simple, convenient to replace, and cost is saved. BRIEF DESCRIPTION OF DRAWINGS

[0014] The utility model will be explained further in connection with the drawings and examples:

[0015] Figure 1 It is the three-dimensional structure schematic diagram of the utility model;

[0016] Figure 2 It is the internal structure schematic diagram of the utility model;

[0017] Figure 3 It is the right view structure schematic diagram of the utility model;

[0018] Figure 4 It is the first rack and second rack structure schematic diagram of the utility model;

[0019] Figure 5 It is the door plate sectional structure schematic diagram of the utility model;

[0020] Figure 6 It is the Figure 5 Structure schematic diagram of A place in the utility model.

[0021] BRIEF DESCRIPTION OF DRAWINGS:

[0022] 1, base;2, baffle;3, cover;4, cylinder;5, first cylinder;6, pressing plate;7, telescopic rod;8, first rack;9, strip slot;10, rectangular through hole;11, first recess;12, round rod;13, gear;14, door plate;15, second recess;16, second rack;17, circular hole;18, U-shaped hole;19, U-shaped rod;20, circular slot;21, limit ring;22, second spring;23, installation slot;24, rectangular hole;25, reserved slot. DETAILED DESCRIPTION

[0023] The utility model discloses below make detailed instructions, and the technical scheme of the embodiment of the utility model is clearly and completely described, obviously, the described embodiment is only a part of the embodiment of the utility model, and is not all the embodiment. Based on the embodiment in the utility model, all other embodiments obtained by the ordinary skill in the art without making creative labor belong to the range of the utility model protection.

[0024] The utility model discloses a kind of high safety cable support impact resistance test devices provided by improvement, and the technical scheme of the utility model is:

[0025] As shown in Figure 1 - Figure 6 A kind of high safety cable support impact resistance test device, including base 1, the upper surface of base 1 is fixedly installed with baffle 2, the upper surface of baffle 2 is fixedly installed with cover 3, the upper surface of cover 3 is fixedly connected with cylinder 4, the output end of cylinder 4 penetrates the upper surface of cover 3 and extends to below, the lower surface of cover 3 and the upper surface of base 1 are fixedly connected with the first cylinder 5 of symmetrical arrangement between, the surface of two first cylinders 5 is equipped with same pressing plate 6, the upper surface of cover 3 is fixedly connected with telescopic link 7, and the upper end of telescopic link 7 is fixedly connected with the output end of cylinder 4, the lower surface of pressing plate 6 is fixedly installed with two first ratchets 8 of symmetrical arrangement, the upper surface of base 1 is opened with two strip grooves 9 of symmetrical arrangement, the upper surface of base 1 is opened with rectangular through-hole 10, the inner wall of rectangular through-hole 10 is opened with first recess 11, the right side of first recess 11 is penetrated with the left side of strip groove 9, the inner wall of first recess 11 is rotatably connected with round bar 12, the surface of round bar 12 is fixedly installed with two ratchets 13 of symmetrical arrangement, the inner wall of rectangular through-hole 10 is provided with door plate 14, the right side of door plate 14 is opened with two second recesses 15 of symmetrical arrangement, the inner wall of two second recesses 15 is slidably connected with second ratchet 16, two second ratchets 16 are meshingly connected with ratchet 13, two second ratchets 16 are opened with two circular holes 17 on the two sides, the inner wall of door plate 14 is opened with symmetrically arranged U-shaped hole 18, U-shaped rod 19 is inserted into the inner cavity of U-shaped hole 18, the inner cavity of door plate 14 is opened with two circular grooves 20 of symmetrical arrangement, the inside right end of two circular grooves 20 is fixedly installed with limit ring 21, the left side of limit ring 21 is provided with second spring 22, the two sides of base 1 are opened with mounting groove 23 of symmetrical arrangement, the surface of baffle 2 is opened with rectangular hole 24, the inner wall of baffle 2 is opened with 25.

[0026] Further, the length of rectangular through-hole 10 is greater than the length of door plate 14, the width of rectangular through-hole 10 is greater than the sum of the width of door plate 14 and the thickness of second ratchet 16, by setting rectangular through-hole 10, make door plate 14 more fluent in moving up and down.

[0027] Further, the size of the door plate 14 is larger than the size of the rectangular hole 24, and the size of the door plate 14 is matched with the size of the reserved groove 25, through the above setting, the door plate 14 is prevented from being ejected by the huge impact force, and unavoidable injury is avoided.

[0028] Further, the size of the first rack 8 is matched with the size of the strip-shaped groove 9, the length of the first rack 8 is larger than the length of the second rack 16, through the mutual cooperation of the first rack 8 and the strip-shaped groove 9, the sliding track is provided for the first rack 8, and the length of the first rack 8 is larger than the length of the second rack 16, so that the test of various cable supports can be adapted.

[0029] Further, the size of the limiting ring 21 is matched with the size of the circular groove 20, and the size of the second spring 22 is matched with the size of the circular groove 20, through the setting of the limiting ring 21, the U-shaped rod 19 is prevented from being directly dragged out by the excessive pulling force, and the first rack 8 and the door plate 14 are more stably connected together by the U-shaped rod 19 and the second spring 22.

[0030] Further, the number of the circular groove 20, the limiting ring 21 and the second spring 22 is four, two groups are set in a symmetrical mode, through the setting, the stability is increased, and the door plate 14 and the first rack 8 are more firmly connected together.

[0031] Working principle: when in use, the cable support is placed in the middle part of the two first cylinders 5, the power supply is started, the first rack 8 is also displaced downward along with the impact force of the gradually downward impact of the pressing plate 6, the door plate 14 is gradually displaced upward due to the meshing connection of the first rack 8 and the second rack 16 and the gear 13, when the pressing plate 6 is in contact with the cable support, at this time, the rebounding force of the cable support also occurs and finally falls on the upper surface of 1, the upward displacement of the door plate 14 can avoid the ejection of the cable support, after the test, when the pressing plate 6 is gradually reset upward, the door plate 14 is also displaced downward until completely in the cavity of the rectangular through hole 10.

[0032] The above description enables those skilled in the art to implement or use the utility model. Various modifications of these embodiments will be apparent to those skilled in the art, and the general principles defined herein can be implemented in other embodiments without departing from the spirit or scope of the utility model. Therefore, the utility model will not be limited to these embodiments shown in the text, but will be consistent with the widest scope of the principles and novel features disclosed in the text.

Claims

1. A cable support impact resistance test device with high safety, comprising a base (1), characterized in that: The upper surface of the base (1) is fixedly installed with a baffle (2), the upper surface of the baffle (2) is fixedly installed with a cover body (3), the upper surface of the cover body (3) is fixedly connected with a pneumatic cylinder (4), the output end of the pneumatic cylinder (4) penetrates through the upper surface of the cover body (3) and extends downward, the lower surface of the cover body (3) and the upper surface of the base (1) are fixedly connected with symmetrically arranged first cylinders (5), the surfaces of the two first cylinders (5) are sleeved with the same pressing plate (6), the upper surface of the cover body (3) is fixedly connected with an extension rod (7), and the upper end of the extension rod (7) is fixedly connected with the output end of the pneumatic cylinder (4), the lower surface of the pressing plate (6) is fixedly installed with two symmetrically arranged first racks (8), the upper surface of the base (1) is provided with two symmetrically arranged strip-shaped grooves (9), the upper surface of the base (1) is provided with a rectangular through hole (10), the inner wall of the rectangular through hole (10) is provided with a first groove (11), the right side of the first groove (11) penetrates the left side of the strip-shaped groove (9), the inner walls of the first groove (11) are rotatably connected with round rods (12), the surfaces of the round rods (12) are fixedly installed with two symmetrically arranged gears (13), the inner wall of the rectangular through hole (10) is provided with a door plate (14), the right side of the door plate (14) is provided with two symmetrically arranged second grooves (15), the inner walls of the two second grooves (15) are slidably connected with second racks (16), the two second racks (16) are meshingly connected with the gears (13), the two sides of the two second racks (16) are provided with two circular holes (17), the inner wall of the door plate (14) is provided with symmetrically arranged U-shaped holes (18), the inner cavity of the U-shaped hole (18) is inserted with a U-shaped rod (19), the inner cavity of the door plate (14) is provided with two symmetrically arranged circular grooves (20), the inner right ends of the two circular grooves (20) are fixedly installed with limiting rings (21), the left sides of the limiting rings (21) are provided with second springs (22), the two sides of the base (1) are provided with symmetrically arranged mounting grooves (23), the surface of the baffle (2) is provided with a rectangular hole (24), and the inner wall of the baffle (2) is provided with a reserved groove (25).

2. The cable support impact resistance test device according to claim 1, wherein: The length of the rectangular through hole (10) is greater than the length of the door plate (14), and the width of the rectangular through hole (10) is greater than the sum of the width of the door plate (14) and the thickness of the second rack (16).

3. The cable support impact test device of claim 1, wherein: The size of the door plate (14) is greater than the size of the rectangular hole (24), and the size of the door plate (14) is adapted to the size of the reserved groove (25).

4. The cable support impact test device of claim 1, wherein: The size of the first rack (8) is adapted to the size of the strip-shaped groove (9), and the length of the first rack (8) is greater than the length of the second rack (16).

5. The cable support impact test device of claim 1, wherein: The size of the limiting ring (21) is adapted to the size of the circular groove (20), and the size of the second spring (22) is adapted to the size of the circular groove (20).

6. The cable support impact test device of claim 1, wherein: The circular grooves (20), the limiting rings (21) and the second springs (22) are in number of the cylinders (4), and every two are a group, and two groups are symmetrically arranged.

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