CN213689239U

CN213689239U - Thermoplastic pipe falling hammer impact device

Info

Publication number: CN213689239U
Application number: CN202022822006.0U
Authority: CN
Inventors: 关爱伟; 于淼; 赵明利
Original assignee: Hebei Yusu Construction Engineering Testing Technology Co ltd
Current assignee: Hebei Yusu Construction Engineering Testing Technology Co ltd
Priority date: 2020-11-30
Filing date: 2020-11-30
Publication date: 2021-07-13
Anticipated expiration: 2030-11-30

Abstract

The utility model relates to the technical field of impact test equipment, in particular to a thermoplastic pipe drop hammer impact device which has simple structure, easy operation and low price and can make a base more stable; including base bottom four corners department be provided with the supporting leg and rotatable be provided with movable landing leg on the supporting leg, movable landing leg bottom is provided with the regulation and fills up the foot, base central authorities are provided with the detection mouth, it is provided with measuring device to detect mouthful bottom, it is provided with strutting arrangement to detect mouthful left and right sides, base top four corners department is provided with the support post and is provided with the roof at the support post top, the base top left and right sides is provided with two sets of litter relatively, litter top and roof fixed connection, two sets of litter slide respectively slide and pass the both ends of strikeing board and actuation board, strikeboard bottom center department sets up force sensor, the force sensor bottom is provided with the tup, strikeboard top bilateral symmetry is provided with two sets of counter weights, actuation board bottom center department is provided.

Description

Thermoplastic pipe falling hammer impact device

Technical Field

The utility model relates to an impact test equipment technical field, especially a thermoplasticity pipe fitting drop hammer impact device.

Background

As is well known, thermoplastic pipe means is the tubular product that is made for the material with thermoplastic, have the heat softening and the cooling hardening characteristic, it is main including polyethylene pipe, polypropylene pipe and polystyrene tubular product, the pipe fitting is after receiving impact damage, can produce bending and sunken deformation, damage tolerance will reduce by a wide margin, thereby influence the stability of overall structure, therefore, it is very necessary to carry out the experimental research of impact property to the pipe fitting, current pipe fitting drop hammer impact device, though can realize carrying out accurate measurement to pipe deformation in the impact process, but the structure is complicated, the operation is difficult and expensive relatively, and the base can take place to rock under the impact force effect when carrying out impact test and influence experimental precision.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a simple structure, easy to operate, the low price makes the base more stable moreover, can effectively eliminate because of the base rocks the thermoplasticity pipe fitting drop hammer percussion device that produces the influence to experimental precision.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a thermoplastic pipe falling hammer impact device comprises a base, an impact plate and an absorption plate, wherein four corners of the bottom of the base are uniformly provided with four groups of supporting legs, movable supporting legs can be rotatably arranged on the supporting legs around the axis direction, the outer side of the bottom of each movable supporting leg is provided with an adjusting pad foot, the center of the base is provided with a detection port, the bottom of the detection port is provided with a measuring device, the left side and the right side of the detection port are provided with supporting devices, four groups of supporting columns are uniformly arranged at the four corners of the top of the base, the tops of the four groups of supporting columns are provided with a top plate, the left side and the right side of the top of the base are oppositely provided with two groups of slide rods, the tops of the slide rods are fixedly connected with the top plate, the two groups of slide rods respectively slide through the two ends of the impact plate, the left side and the right side of the top of the impact plate are symmetrically and detachably provided with two groups of balance weights, the center of the bottom of the suction plate is provided with an electromagnet, and the top of the top plate is provided with a lifting device.

Preferably, measuring device includes the link that sets up to the front and back, the link sets up detect mouthful below and with base swing joint, link left side fixedly connected with two sets of linear displacement sensor.

Preferably, the supporting device comprises two groups of anvil blocks, the two groups of anvil blocks are oppositely arranged on the left side and the right side of the detection port and movably connected with the base, and a V-shaped clamping groove is formed in the top of each anvil block.

Preferably, the lifting device comprises a rope and two sets of fixed pulleys, a through hole is formed in the center of the top plate, the two sets of fixed pulleys are arranged above the through hole and at the left end of the top plate respectively, and the rope is wound on the two sets of fixed pulleys respectively and penetrates through the through hole and the center of the top of the suction plate to be fixedly connected.

Preferably, a linear sliding bearing is arranged at the joint of the top of the impact plate and the sliding rod.

Preferably, the bottom of the slide rod is sleeved with a buffer spring.

(III) advantageous effects

Compared with the prior art, the utility model provides a thermoplasticity pipe fitting drop hammer impact device possesses following beneficial effect:

the thermoplastic pipe falling hammer impact device is characterized in that before use, the device is firstly placed on an operation table or a flat ground, four groups of movable supporting legs are screwed out to increase the supporting area, then a regulating pad is rotated to keep the device horizontal and stable, two ends of a pipe to be detected are placed in a V-shaped clamping groove of the supporting device, a linear displacement sensor is placed at an initial position, a balance weight with proper weight is selectively installed according to required impact force, an electromagnet is electrified to generate magnetic force to attract and close an impact plate, the rope is pulled to lift the attraction plate to a highest point and then is fixed, the electromagnet is powered off to lose the magnetic force, the impact plate drives a hammer head to fall along a sliding rod under the action of gravity, the hammer head impacts the pipe to deform the pipe, two groups of linear displacement sensors respectively record the deformation of the bottom of the pipe and the falling distance of the impact plate, and the falling distance, simultaneously, the force sensor records the impact force when in collision, the impact performance test of the pipe fitting is realized by analyzing the impact force and the deformation of the pipe fitting, the device is simple in structure, easy to operate and low in price, the base is more stable due to the arrangement of the four groups of movable supporting legs, and the influence on the test precision caused by the shaking of the base can be effectively eliminated.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic view of the present invention in a partially enlarged structure shown in fig. 1A;

fig. 3 is a schematic view of the present invention in a partially enlarged structure shown in fig. 1B;

in the drawings, the reference numbers: 1. a base; 2. an impact plate; 3. a suction plate; 4. supporting legs; 5. a movable leg; 6. adjusting the foot pad; 7. a detection port; 8. supporting the upright post; 9. a top plate; 10. a slide rod; 11. a force sensor; 12. a hammer head; 13. balancing weight; 14. an electromagnet; 15. a connecting frame; 16. a linear displacement sensor; 17. an anvil block; 18. a card slot; 19. a rope; 20. a fixed pulley; 21. a linear sliding bearing; 22. a buffer spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the thermoplastic pipe drop hammer impact device of the present invention comprises a base 1, an impact plate 2 and an attraction plate 3, four sets of support legs 4 are uniformly arranged at four corners of the bottom of the base 1, and movable support legs 5 are rotatably arranged on the support legs 4 around the axis direction, the support area of the base 1 is increased after the movable support legs 5 are opened, the stability of the device is improved, an adjusting foot pad 6 is arranged at the outer side of the bottom of the movable support legs 5, the adjusting foot pad 6 can keep the device horizontal and stable, the stability of the device is further improved, a detection port 7 is arranged at the center of the base 1, a measuring device is arranged at the bottom of the detection port 7, the measuring device comprises a connecting frame 15 arranged in the front-back direction, the connecting frame 15 is arranged below the detection port 7 and movably connected with the base 1, two sets of linear displacement sensors 16 are fixedly connected to the left side of the connecting frame 15, the connecting frame, the detection device comprises two groups of anvil blocks 17, the two groups of anvil blocks 17 are oppositely arranged on the left and right sides of the detection port 7 and movably connected with the base 1, the detection device can adapt to the detection of pipe samples with various lengths by adjusting the left and right positions of the anvil blocks on the two sides, the practicability of the device is improved, a V-shaped clamping groove 18 is arranged at the top of each anvil block 17, the clamping groove 18 is used for fixing and supporting the pipe, four groups of supporting upright columns 8 are uniformly arranged at the four corners of the top of the base 1, a top plate 9 is arranged at the top of the four groups of supporting upright columns 8, two groups of slide rods 10 are oppositely arranged on the left and right sides of the top of the base 1, the top of each slide rod 10 is fixedly connected with the top plate 9, the two groups of slide rods 10 respectively slide through the two ends of the impact plate 2 and the suction plate 3, and both the, the suction plate 3 is arranged above the impact plate 2, a linear sliding bearing 21 is arranged at the joint of the top of the impact plate 2 and the sliding rod 10, the linear sliding bearing 21 can reduce the friction between the impact plate 2 and the sliding rod 10 when sliding downwards, so as to reduce experimental errors, a force sensor 11 is arranged at the center of the bottom of the impact plate 2, a hammer 12 is arranged at the bottom of the force sensor 11, when the hammer 12 strikes a pipe, the force sensor 11 can record impact force numerical values for subsequent analysis, two groups of counter weights 13 are symmetrically and detachably arranged at the left side and the right side of the top of the impact plate 2, different counter weights 13 can be replaced by combining different impact force requirements, an electromagnet 14 is arranged at the center of the bottom of the suction plate 3, the electromagnet 14 realizes the retraction control of the impact plate 2 by switching on and off, a lifting device is arranged at the top of the top, two groups of fixed pulleys 20 are respectively arranged above the through hole and at the left end of the top plate 9, a rope 19 is respectively wound on the two groups of fixed pulleys 20 and penetrates through the through hole to be fixedly connected with the center of the top of the suction plate 3, the impact plate 2 can be lifted to a specified height through the lifting rope 19 so as to complete subsequent impact operation, a buffer spring 22 is sleeved at the bottom of the sliding rod 10, the buffer spring 22 can relieve the impact force of the impact plate 2 on the base 1, and the service life of the device is prolonged.

The utility model discloses a thermoplastic pipe spare impact device that drops hammer, at first need place the device in operation panel or flat ground before using, unscrew four groups of movable landing legs 5 in order to increase the support area, then rotate and adjust pad foot 6 and make the device keep level and firm, place the pipe fitting both ends that wait to detect in strutting arrangement's V-arrangement draw-in groove 18, place linear displacement sensor 16 in the initial position, select to install counter weight 13 of suitable weight according to the impact force that needs, 14 circular telegrams of electro-magnet produce magnetic force and attract board 2, it fixes rope 19 to pull rope 19 and promote attract board 3 to the peak after, 14 outage of electro-magnet lose magnetic force, strike board 2 and drive tup 12 along smooth pole 10 whereabouts under the effect of gravity, tup 12 strikes the pipe fitting and makes the pipe fitting produce deformation, two sets of linear displacement sensor 16 record the deformation volume of pipe fitting bottom and strike board 2's whereabouts distance respectively, impact plate 2 whereabouts distance is pipe fitting top deformation volume promptly, and force sensor 11 notes the impact force when striking simultaneously, realizes the impact performance test of pipe fitting through analysis impact force size and pipe fitting deformation volume, and device simple structure, easy to operate, the low price, setting up of four movable leg support of group 5 makes base 1 more stable, can effectively eliminate because of base 1 rocks the influence to experimental precision.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The electrical components presented in this document are electrically connected to an external master controller and an external power supply, and the master controller may be a conventional known device controlled by a computer or the like.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A thermoplastic pipe drop hammer impact device comprises a base (1), an impact plate (2) and a suction plate (3), and is characterized in that four corners of the bottom of the base (1) are uniformly provided with four groups of supporting legs (4), movable supporting legs (5) can be rotatably arranged on the supporting legs (4) around the axis direction, the outer side of the bottom of each movable supporting leg (5) is provided with an adjusting pad foot (6), the center of the base (1) is provided with a detection port (7), the bottom of the detection port (7) is provided with a measuring device, the left side and the right side of the detection port (7) are provided with supporting devices, four groups of supporting upright columns (8) are uniformly arranged at the four corners of the top of the base (1), the top of each group of supporting upright columns (8) is provided with a top plate (9), the left side and the right side of the top of the base (1) are relatively provided with two groups, two sets of litter (10) slide respectively and pass the both ends of impingement plate (2) and actuation board (3), actuation board (3) set up impingement plate (2) top, impingement plate (2) bottom center department sets up force sensor (11), and force sensor (11) bottom is provided with tup (12), both sides symmetry can be dismantled and be provided with two sets of counter weights (13) about impingement plate (2) top, actuation board (3) bottom center department is provided with electro-magnet (14), roof (9) top is provided with hoisting device.

2. A thermoplastic pipe drop hammer impact device according to claim 1, characterized in that the measuring device comprises a connecting frame (15) arranged in a front-back direction, the connecting frame (15) is arranged below the detection port (7) and movably connected with the base (1), and two sets of linear displacement sensors (16) are fixedly connected to the left side of the connecting frame (15).

3. A thermoplastic pipe drop hammer impact device according to claim 2, characterized in that the supporting device comprises two sets of anvil blocks (17), the two sets of anvil blocks (17) are oppositely arranged at the left and right sides of the detection port (7) and movably connected with the base (1), and a V-shaped clamping groove (18) is arranged at the top of the anvil blocks (17).

4. A thermoplastic pipe drop hammer impact device according to claim 3, wherein said lifting means comprises a rope (19) and two sets of fixed pulleys (20), a through hole is provided in the center of said top plate (9), said two sets of fixed pulleys (20) are respectively provided above said through hole and at the left end of said top plate (9), said rope (19) is respectively wound around said two sets of fixed pulleys (20) and passes through said through hole to be fixedly connected with the top center of said suction plate (3).

5. A thermoplastic pipe drop hammer impact device according to claim 4, characterized in that the impact plate (2) top and rod (10) connection is provided with a linear slide bearing (21).

6. A thermoplastic pipe drop hammer impact device according to claim 5, characterized in that a damping spring (22) is sleeved on the bottom of the slide rod (10).