CN210513076U

CN210513076U - Horizontal displacement measuring device of testing machine

Info

Publication number: CN210513076U
Application number: CN202020161577.1U
Authority: CN
Inventors: 徐晓辉; 廖多玉
Original assignee: Xinjiang Earthquake Isolation Engineering Technology Research Institute (co Ltd)
Current assignee: Xinjiang Earthquake Isolation Engineering Technology Research Institute (co Ltd)
Priority date: 2020-02-11
Filing date: 2020-02-11
Publication date: 2020-05-12
Anticipated expiration: 2030-02-11

Abstract

The utility model discloses a testing machine horizontal displacement measuring device, the direction bottom plate is established on the base, be equipped with roller device in the direction bottom plate, roller device rotates through the connecting rod and is connected with bent shape frame, the upper end fixedly connected with guide bar of bent shape frame, the guide bar surface is smooth surface, the right-hand member of direction bottom plate is equipped with displacement sensor, the entablature four-end symmetry is equipped with the bracing piece, the guide bar level is the same with the bracing piece level, the bracing piece is equipped with displacement device, the displacement device lower extreme is connected with the base, the symmetry is equipped with the recess in the base, the entablature leans on the terminal surface of guide bar to be equipped with 2 uide bushings, the testing machine horizontal displacement measuring device that this device provided can realize the horizontal displacement of accurate measurement entablature when testing, eliminate the influence of the change in height of entablature, this device provides testing machine horizontal displacement measuring device, has increased equipment measuring accuracy and precision.

Description

Horizontal displacement measuring device of testing machine

Technical Field

The utility model relates to a testing machine corollary equipment technical field, concrete field is a testing machine horizontal displacement measuring device.

Background

The horizontal displacement monitoring refers to the measurement of horizontal displacement of a hydraulic structure and a representative point of a foundation by using an observation instrument and equipment, and the regularity of horizontal displacement is monitored and analyzed, so that whether the state of the hydraulic structure is normal under the action of factors such as internal and external loads, foundation deformation and the like is known, a basis is provided for safe operation of engineering, at present, the influence of the height change of an upper cross beam in parallel motion cannot be eliminated in the horizontal displacement measurement of most of the domestic parallel motion frame devices of the testing machine, the measurement is not accurate enough, the working mode has the defects that the measurement result contains the height change of the upper cross beam in parallel motion and influences test data, and the testing machine horizontal displacement measuring device is provided for the purpose.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a testing machine horizontal displacement measuring device to propose among the above-mentioned background art that the measuring result has contained the altitude variation of entablature when parallel motion and the problem of influence test data.

In order to achieve the above object, the utility model provides a following technical scheme: a horizontal displacement measuring device of a testing machine comprises a guide bottom plate, a roller device, a displacement sensor, a guide rod, a guide sleeve and an upper cross beam, the guide bottom plate is arranged on the base, a roller device is arranged in the guide bottom plate, the roller device is rotationally connected with a curved frame through a connecting rod, the upper end of the curved frame is fixedly connected with a guide rod, the outer surface of the guide rod is a smooth outer surface, a displacement sensor is arranged at the right end of the guide bottom plate, support rods are symmetrically arranged at four ends of the upper crossbeam, the horizontal height of the guide rod is the same as that of the support rod, a displacement device is arranged below the support rod, the lower end of the displacement device is connected with a base, grooves are symmetrically formed in the base, 2 guide sleeves are arranged on the end face, close to the guide rod, of the upper cross beam, the guide rod penetrates through the 2 guide sleeves, and the guide rod is connected with the 2 guide sleeves in a sliding mode.

Preferably, a displacement groove is formed in the guide bottom plate, the displacement groove is a smooth inner surface, a limiting block is arranged at one end, away from the displacement sensor, of the guide bottom plate, a roller device is arranged in the displacement groove, and the outer surface of the roller device is smooth.

Preferably, the two sides of the roller device are symmetrically provided with annular grooves, and the inner surfaces of the annular grooves are smooth inner surfaces.

Preferably, balls are symmetrically arranged in the 2 annular grooves respectively, the outer surfaces of the balls are smooth, and the balls roll in the displacement grooves.

Preferably, the displacement sensor is parallel to the guide rod along the guide base plate.

Preferably, the base is made of stainless steel.

Preferably, the guide sleeve realizes that the guide rod and the upper cross beam are always kept in a vertical state, and limiting rings are symmetrically and fixedly connected to the connecting rod and two ends of the roller device.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model provides a horizontal displacement measuring device of testing machine, the horizontal displacement measuring device of testing machine that this device provided can realize the horizontal displacement of accurate measurement entablature when experimental, eliminates the entablature when parallel motion the influence of altitude variation, guarantees the accuracy of test data, and this device provides horizontal displacement measuring device of testing machine, has increased the equipment measurement accuracy, has improved the equipment measurement precision.

Drawings

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

fig. 2 is a schematic front view of the guiding bottom plate of the present invention;

fig. 3 is a left side view structural diagram of the guiding bottom plate of the present invention;

fig. 4 is a schematic view of the top view structure of the guiding bottom plate of the present invention.

In the figure: 1-displacement groove, 2-limiting block, 3-annular groove, 4-ball, 5-connecting rod, 6-limiting ring, 101-guide bottom plate, 102-roller device, 103-displacement sensor, 104-guide rod, 105-guide sleeve and 106-upper beam.

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. 1-4, the present invention provides a technical solution: a horizontal displacement measuring device of a testing machine comprises a guide base plate 101, a roller device 102, a displacement sensor 103, a guide rod 104, a guide sleeve 105 and an upper cross beam 106, wherein the guide base plate 101 is arranged on a base, the roller device 102 is arranged in the guide base plate 101, the roller device 102 moves along the track of the guide base plate 101, the roller device 102 arranged on the guide base plate 101 realizes the horizontal movement function, the roller device 102 is rotatably connected with a curved frame through a connecting rod 5, the connecting rod 5 and the curved frame are driven to move when the roller moves, the guide rod 104 is fixedly connected to the upper end of the curved frame, the guide rod 104 is driven to move for the same distance as the roller device 102 in the same direction when the curved frame moves, the outer surface of the guide rod 104 is a smooth outer surface, the right end of the guide base plate 101 is provided with the displacement sensor 103, the displacement sensor 103 arranged on the guide base plate 101 can measure the horizontal, the four ends of the upper beam 106 are symmetrically provided with support rods, the upper beam 106 slides up and down along the support rods to prevent the position from unnecessarily moving, the horizontal height of the guide rod 104 is the same as that of the support rods to prevent the upper beam 106 from separating from the guide rods 104 in the upward moving process, the support rods are provided with displacement devices, the matching of the support rods and the displacement devices is the prior art, when the upper beam 106 is subjected to an external acting force, the upper beam 106 moves to drive the support rods to move, the support rods move to drive the moving and rotating device to move, the lower end of the displacement device is connected with a base, the base is used for fixing the whole device, grooves are symmetrically arranged in the base, the end face of the upper beam 106 close to the guide rods 104 is provided with 2 guide sleeves 105, and when the upper beam 106 moves horizontally, the guide rod 104 penetrates through the 2 guide sleeves 105, the guide rod 104 is driven to move while the 2 guide sleeves 105 move horizontally, the guide rod 104 is driven to move while moving, the curved frame is driven to move while moving, the roller device 102 connected through the connecting rod 5 is driven to move while moving, the guide rod 104 is connected with the 2 guide sleeves 105 in a sliding mode, the upper cross beam 106 drives the 2 guide sleeves 105 to move up and down while moving up and down, and the 2 guide sleeves 105 slide on the outer surface of the guide rod 104 when moving up and down.

Specifically, a displacement groove 1 is arranged in the guide bottom plate 101, the displacement groove 1 is a smooth inner surface, a limiting block 2 is arranged at one end, away from the displacement sensor 103, of the guide bottom plate 101, a roller device 102 is arranged in the displacement groove 1, the outer surface of the roller device 102 is smooth, an upper cross beam 106 horizontally moves and simultaneously drives 2 guide sleeves 105 to horizontally move, the 2 guide sleeves 105 horizontally move and simultaneously drive a guide rod 104 to move, the guide rod 104 moves and simultaneously drives a curved frame to move, the curved frame moves and drives the roller device 102 movably connected through a connecting rod 5 to move, the roller device 102 moves along the displacement groove 1, the limiting block 2 is arranged at one end, away from the displacement sensor 103, of the guide bottom plate 101, so that the roller device 102 can be prevented from sliding out of the guide bottom plate 101 in the moving process, equipment damage and measurement influence are caused, and the inner surface of the displacement groove 1 and the outer, the roller device 102 can slide smoothly in the displacement groove 1, and the clamping is avoided, so that the measurement accuracy is not influenced.

Specifically, the roller device 102 is symmetrically provided with annular grooves 3 on both sides, and the inner surfaces of the annular grooves 3 are smooth inner surfaces.

Particularly, 2 the symmetry is equipped with ball 4 in individual ring channel 3 respectively, and ball 4 slides in

ring channel

3, and 3 internal surfaces of ring channel and ball 4's outward appearance are the smooth surface, and it is smooth and easy to enable ball 4 to slide at ring channel 3, can not appear blocking, ball 4 surface is smooth, ball 4 rolls in displacement groove 1, and ball 4 slides in ring channel 3 and slides in displacement groove 1, can restrict rolling device 102 and can not reciprocate, can only remove along the direction of direction bottom plate 101, can restrict curved frame and guide bar 104 and can not reciprocate when rolling device 102 can not reciprocate, can only remove along the direction of direction bottom plate 101.

Specifically, the displacement sensor 103 and the guide rod 104 are parallel to each other along the guide base plate 101.

Specifically, the base is made of stainless steel.

Specifically, the guide sleeve 105 keeps the guide bar 104 and the upper cross beam 106 in a vertical state all the time, the connecting rod 5 is symmetrically and fixedly connected with the limiting rings 6 at two ends of the roller device 102, and the limiting rings 6 can limit the roller device 102 to move and to shift from the relative position of the connecting rod 5, so that relative fixation is realized.

The working principle is as follows: when the middle and upper cross beams 106 of the utility model are moved by external force, the upper cross beam 106 can slide up and down along the support rod to prevent the position from unnecessary movement, the upper cross beam 106 can move horizontally and drive 2 guide sleeves 105 to move horizontally, 2 guide sleeves 105 can move horizontally and drive the guide rod 104 to move, the guide rod 104 can move and drive the curved frame to move, the curved frame moves and drives the roller device 102 connected by the connecting rod 5 to move, the roller device 102 moves along the displacement groove 1, the end of the guide bottom plate 101 far away from the displacement sensor 103 is provided with the stopper 2 to prevent the roller device 102 from sliding out of the guide bottom plate 101 in the moving process, causing equipment damage and influencing measurement, the inner surface of the displacement groove 1 and the outer surface of the roller device 102 are smooth surfaces, so that the roller device 102 can slide smoothly in the displacement groove 1 without jamming, the measurement accuracy is influenced, the displacement sensor 103 arranged on the guide base plate 101 can measure the horizontal displacement of the guide rod 104, the roller device 102 arranged on the guide base plate 101 realizes the horizontal movement function, the guide rod 104 arranged on the roller device 102 realizes the up-and-down movement in the movement process through the guide sleeve 105, the guide sleeve 105 arranged on the upper cross beam 106 enables the horizontal displacement of the guide rod 104 to be consistent with that of the upper cross beam 106, and the displacement sensor 103 arranged on the guide base plate 101 can measure the horizontal displacement of the guide rod 104.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.

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. The utility model provides a testing machine horizontal displacement measuring device, includes direction bottom plate (101), gyro wheel device (102), displacement sensor (103), guide bar (104), uide bushing (105) and entablature (106), its characterized in that: the guide bottom plate (101) is arranged on the base, a roller device (102) is arranged in the guide bottom plate (101), the roller device (102) is rotationally connected with a curved frame through a connecting rod (5), the upper end of the curved frame is fixedly connected with a guide rod (104), the outer surface of the guide rod (104) is smooth, a displacement sensor (103) is arranged at the right end of the guide bottom plate (101), supporting rods are symmetrically arranged at four ends of the upper cross beam (106), the horizontal height of the guide rod (104) is the same as that of the supporting rods, a displacement device is arranged below the supporting rod, the lower end of the displacement device is connected with a base, grooves are symmetrically arranged in the base, the end surface of the upper beam (106) close to the guide rod (104) is provided with 2 guide sleeves (105), the guide rod (104) penetrates through the 2 guide sleeves (105), and the guide rod (104) is connected with the 2 guide sleeves (105) in a sliding mode.

2. The horizontal displacement measuring device of the testing machine according to claim 1, characterized in that: the guide base plate is characterized in that a displacement groove (1) is formed in the guide base plate (101), the displacement groove (1) is a smooth inner surface, a limiting block (2) is arranged at one end, away from the displacement sensor (103), of the guide base plate (101), a roller device (102) is arranged in the displacement groove (1), and the outer surface of the roller device (102) is smooth.

3. The horizontal displacement measuring device of the testing machine according to claim 2, characterized in that: the two sides of the roller device (102) are symmetrically provided with annular grooves (3), and the inner surfaces of the annular grooves (3) are smooth inner surfaces.

4. The horizontal displacement measuring device of the testing machine according to claim 3, characterized in that: balls (4) are symmetrically arranged in the 2 annular grooves (3) respectively, the outer surfaces of the balls (4) are smooth, and the balls (4) roll in the displacement grooves (1).

5. The horizontal displacement measuring device of the testing machine according to claim 1, characterized in that: the displacement sensor (103) is parallel to the guide rod (104) along the guide bottom plate (101).

6. The horizontal displacement measuring device of the testing machine according to claim 1, characterized in that: the base is made of stainless steel.

7. The horizontal displacement measuring device of the testing machine according to claim 1, characterized in that: the guide sleeve (105) realizes that the guide rod (104) and the upper cross beam (106) are always kept in a vertical state, and the limiting rings (6) are symmetrically and fixedly connected to the connecting rod (5) and two ends of the roller device (102).