CN213364436U - Drawing test tool and drawing test system - Google Patents

Abstract

The utility model relates to a draw test fixture, including mounting and connecting rod. Through setting up foretell test fixture that draws, place telescopic main part in the fixed slot to telescopic stiffener is placed in the spacing inslot, because spacing groove and fixed slot are the angle, the spacing groove can restrict the stiffener and remove along the first direction, thereby restrict the main part and remove along the first direction, the other end that the spacing groove was kept away from to the fixed slot runs through the mounting, accessible fixed slot with a screw rod threaded connection in main part, then can apply the pulling force to connecting rod and screw rod, in order to draw the test to the sleeve. So, the mounting can be fixed the sleeve, and the connecting rod cooperation is convenient to be drawn the test to the sleeve with main part threaded connection's screw rod to detect telescopic quality, appear the quality risk when avoiding using. The utility model discloses still relate to a draw test system.

Description

Drawing test tool and drawing test system

Technical Field

The utility model relates to a joint strength test equipment technical field especially relates to a draw test fixture and draw test system.

Background

In the production process of prefabricated component of prefabricated construction, for example components such as wallboard, roof beam and air conditioner board, all need pre-buried a large amount of sleeves, with reinforcing bar and muffjoint during follow-up use, and the sleeve adopts threaded connection with being connected of reinforcing bar mostly. In order to ensure the strength of the connection between the sleeve and the steel bar in use, the strength of the threads in the sleeve needs to be tested before embedding. But because the sleeve is inconvenient to clamp, the sleeve is not suitable for being pulled to test the thread strength of the sleeve, the thread of the sleeve cannot be pulled to test, and the sleeve can have quality risks when in use.

SUMMERY OF THE UTILITY MODEL

Therefore, it is necessary to provide a drawing test tool and a drawing test system for conveniently drawing a sleeve to test the thread strength of the sleeve, aiming at the problem that the existing sleeve is not suitable for drawing to test the thread strength of the sleeve.

The utility model provides a draw test fixture for the fixed sleeve, the sleeve includes main part and the stiffener of fixed connection each other, draw test fixture includes:

the fixing piece is provided with a fixing groove and a limiting groove, the fixing groove extends along a first direction, the limiting groove extends along a second direction forming an angle with the first direction and is communicated with one end of the fixing groove along the first direction, the other end, far away from the limiting groove, of the fixing piece penetrates through one end of the fixing piece along the first direction, the fixing groove is used for positioning the main body, and the limiting groove is used for positioning the reinforcing rod so as to limit the reinforcing rod and the main body to move along the first direction; and

and the connecting rod is fixedly connected with the other end of the fixing piece along the first direction.

Through setting up foretell test fixture that draws, place telescopic main part in the fixed slot to telescopic stiffener is placed in the spacing inslot, because spacing groove and fixed slot are the angle, the spacing groove can restrict the stiffener and remove along the first direction, thereby restrict the main part and remove along the first direction, the other end that the spacing groove was kept away from to the fixed slot runs through the mounting, accessible fixed slot with a screw rod threaded connection in main part, then can apply the pulling force to connecting rod and screw rod, in order to draw the test to the sleeve. So, the mounting can be fixed the sleeve, and the connecting rod cooperation is convenient to be drawn the test to the sleeve with main part threaded connection's screw rod to detect telescopic quality, appear the quality risk when avoiding using.

In one embodiment, the drawing test tool further comprises a limiting plate, wherein the limiting plate is detachably connected to the fixing piece and used for covering the fixing groove.

In one embodiment, the drawing test tool further comprises a locking member, wherein the locking member penetrates through the limiting plate and is detachably connected to the fixing member, and the locking member is used for locking the limiting plate to the fixing member.

In one embodiment, one side of the fixing member, on which the fixing groove is formed, is provided with at least two connecting holes, and the at least two connecting holes are arranged on two sides of the fixing groove, the locking member includes at least two locking members, and each locking member penetrates through the limiting plate and is detachably connected to a corresponding connecting hole.

In one embodiment, the fixing groove and the limiting groove are located on the same side of the fixing member, and the limiting plate is used for covering the fixing groove and the limiting groove.

In one embodiment, three connecting holes are formed in one side of the fixing member, where the fixing groove is formed, two of the connecting holes are located on two sides of the fixing groove, and the other connecting hole is located on one side of the limiting groove, which is far away from the fixing groove.

In one embodiment, the fixing groove is formed in one side of the fixing member, opposite ends of the fixing groove penetrate through opposite ends of the fixing member along the first direction, and the limiting groove is formed in one end of the fixing member, which is connected with the connecting rod.

In one embodiment, the drawing test tool further comprises a limiting rod, the fixing piece is further provided with a containing groove, the containing groove extends along the second direction and is communicated with the fixing groove, the limiting rod is connected to the fixing piece in a reciprocating manner along the first direction, and one end of the limiting rod extends into the containing groove;

the sleeve comprises a main body and two reinforcing rods, the limiting groove is used for positioning one reinforcing rod, the accommodating groove is used for accommodating the other reinforcing rod, and a limiting position is formed in the process that the limiting rod moves along the first direction;

when the limiting rod is located at the limiting position, the limiting rod is abutted to the reinforcing rod located in the accommodating groove.

In one embodiment, the first direction is perpendicular to the second direction.

A drawing test system comprises the drawing test tool.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a drawing test tool according to an embodiment of a first embodiment;

FIG. 2 is a schematic view of a fitting relationship between the drawing test fixture and the sleeve shown in FIG. 1;

fig. 3 is a schematic structural view of a fixing member and a connecting rod of a pull test fixture according to another embodiment of the first embodiment;

FIG. 4 is a top view of the fastener and tie bar of FIG. 3;

FIG. 5 is a schematic structural diagram of a drawing test fixture in a second embodiment;

fig. 6 is a schematic view of a matching relationship between the drawing test tool and the sleeve shown in fig. 5.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", 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 simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

In order to facilitate understanding of the technical scheme of the utility model, the structure of the pre-buried sleeve of current is explained here: the sleeve of pre-buried in prefabricated component such as wallboard now, in order to ensure the pre-buried intensity of sleeve, the sleeve includes main part and the stiffener of fixed connection each other, and the main part is used for and reinforcing bar threaded connection, and the stiffener is the angle setting with the main part to the pre-buried intensity of reinforcing sleeve.

The existing sleeve comprises two types, wherein one type is only provided with one reinforcing rod which is fixedly connected to one end of the main body, and the reinforcing steel bar is in threaded connection with the other end of the main body; and the other type of the two reinforcing rods is provided with two reinforcing rods, one reinforcing rod is fixedly connected to one end of the main body, the other reinforcing rod is fixedly connected to the middle position of the main body, and the two reinforcing rods are parallel to each other.

In a first embodiment, as shown in fig. 1 and fig. 2, an embodiment of the present invention provides a pull test fixture 10 for fixing a sleeve 31 with only one reinforcing rod 32, the pull test fixture includes a fixing member 12 and a connecting rod 14.

The fixing member 12 has a fixing groove 121 and a limiting groove 122, the fixing groove 121 extends along a first direction, the limiting groove 122 extends along a second direction which is at an angle with the first direction, and is communicated with one end of the fixing groove 121 along the first direction, the other end of the fixing groove 121, which is far away from the limiting groove 122, penetrates through one end of the fixing member 12 along the first direction, the fixing groove 121 is used for positioning a main body, and the limiting groove 122 is used for positioning a reinforcing rod 32 so as to limit the reinforcing rod 32 and the main body to move along the first direction.

The connecting rod 14 is fixedly connected to the other end of the fixing member 12 in the first direction.

Through setting up foretell test fixture that draws, place sleeve 31's main part in fixed slot 121, and sleeve 31's stiffener 32 is placed in spacing groove 122, because spacing groove 122 is the angle with fixed slot 121, spacing groove 122 can restrict stiffener 32 and remove along the first direction, thereby restrict the main part and remove along the first direction, the other end that spacing groove 122 was kept away from to fixed slot 121 runs through mounting 12, can be with screw rod threaded connection in the main part, then can exert pulling force to connecting rod 14 and screw rod, in order to draw the test sleeve 31. So, the mounting 12 can be fixed sleeve 31, and connecting rod 14 cooperation is convenient to pull the test to sleeve 31 with main part threaded connection's screw rod to detect sleeve 31's quality, appear the quality risk when avoiding using.

In some embodiments, the first direction is perpendicular to the second direction. When the pull-out test is performed, the pulling force applied to the main body is an external force along the first direction, and the first direction is perpendicular to the second direction, so that the extending direction of the limiting groove 122 is perpendicular to the extending direction of the fixing groove 121, and the resistance of the limiting groove 122 to the reinforcing rod 32 is along the first direction, thereby ensuring the balance of the force applied to the sleeve 31.

Wherein the first direction is an X direction shown in fig. 1, and the second direction is a Y direction shown in fig. 1.

In some embodiments, the fixing member 12 has a block shape, and the fixing groove 121 and the limiting groove 122 are opened on the surface of the fixing member 12. Further, the fixing member 12 has a rectangular parallelepiped shape.

In some embodiments, the pull test tool further includes a stopper plate 16, and the stopper plate 16 is detachably connected to the fixing member 12 to cover the fixing groove 121. It should be noted that the fixing groove 121 and the stopper groove 122 are both grooves opened on the surface of the fixing member 12, and in order to prevent the main body from being separated from the fixing groove 121, the stopper plate 16 is disposed on the stopper plate 16 connected to the fixing member 12, and the stopper plate 16 covers the surface of the fixing member 12 opened on the fixing groove 121.

Further, the drawing test tool further comprises a locking member, the locking member penetrates through the limiting plate 16 and is detachably connected to the fixing member 12, and the locking member is used for locking the limiting plate 16 to the fixing member 12, so that the limiting plate 16 is ensured to be fixed relative to the fixing member 12, and the main body is limited in the fixing groove 121.

Furthermore, the retainer plate 16 is provided with a through hole 161, when the retainer plate 16 covers the fixing groove 121, the through hole 161 corresponds to the connection hole 123, and one end of the locking member passes through the through hole 161 and is threadedly connected to the connection hole 123, so as to lock the retainer plate 16 to the fixing member 12.

Specifically, the locking member is a locking bolt, which is inserted through the through hole 161 and is threadedly coupled to the coupling hole 123.

It can be understood that the radial dimension of the head of the locking bolt is larger than the aperture of the through hole 161, and after the shaft of the locking bolt passes through the through hole 161 and is screwed into the connection hole 123, the head of the locking bolt abuts against the side of the limiting plate 16 away from the fixing member 12, so that the limiting plate 16 is locked to the fixing member 12.

In some embodiments, at least two connection holes 123 are formed at one side of the fixing member 12, where the fixing groove 121 is formed, and the at least two connection holes 123 are disposed at two sides of the fixing groove 121. Further, the locking members include two locking members, and each of the locking members is disposed through the limiting plate 16 and detachably connected to a corresponding connecting hole 123.

So, set up two at least connecting holes 123 and a retaining member even at least, can improve retaining member locking limiting plate 16's locking intensity, simultaneously, two at least connecting holes 123 set up in the both sides of fixed slot 121, can further improve the intensity of locking.

It should be explained that the main body is located in the fixing groove 121 and the stopper plate 16 is used to prevent the main body from being separated from the fixing groove 121, that is, the stopper plate 16 may receive an external force from the main body, the external force may push the stopper plate 16 to move away from the fixing member 12, and the point of action of the external force is located at a position where the stopper plate 16 corresponds to the fixing groove 121. Therefore, two connection holes 123 are formed at both sides of the fixing groove 121, and the positions corresponding to the locking pieces locking the position limiting plates 16 are located at both sides of the stress point of the limiting plate 16, thereby improving the locking strength and preventing the main body from being separated from the fixing groove 121.

In some embodiments, the fixing groove 121 and the limiting groove 122 are located on the same side of the fixing member 12, and the limiting plate 16 is used to cover the fixing groove 121 and the limiting groove 122. Thus, the stopper plate 16 can simultaneously restrict the main body and the reinforcing rod 32 from being separated from the fixing groove 121 and the stopper groove 122.

Further, one side of the fixing member 12, on which the fixing groove 121 is formed, is provided with three connecting holes 123, wherein two of the connecting holes 123 are located at two sides of the fixing groove 121, another connecting hole 123 is one side of the limiting groove 122, which is away from the fixing groove 121, and the three locking members correspond to each other and are connected with the three connecting holes 123 in a one-to-one correspondence manner.

So, the line of three connecting hole 123 can form a triangle-shaped, and when three retaining member wore to establish limiting plate 16 and connect in corresponding connecting hole 123, can lock the three position of limiting plate 16, has further improved the intensity of locking.

Referring to fig. 3 and 4, in other embodiments, the fixing groove 121 is disposed at one side of the fixing member 12, two opposite ends of the fixing groove 121 penetrate two opposite ends of the fixing member 12 along the first direction, and the limiting groove 122 is disposed at one end of the fixing member 12 connected to the connecting rod 14.

Further, the number of the connecting rods 14 is two, the two connecting rods 14 are both fixedly connected to the same end of the fixing member 12, and the limiting groove 122 is located between the two connecting rods 14.

It should be noted that the pull-out test of the sleeve 31 is performed by pulling the tie bar 14 and the screw screwed to the body, and in order to ensure that the sleeve 31 is damaged during the pull-out test, it is necessary to ensure the balance of the tensile forces to which the sleeve 31 is subjected, that is, to ensure that the tensile forces at both ends are compatible.

In the case where the stopper groove 122 is provided at one end of the fixing member 12, if only one connecting rod 14 is provided, the connecting rod 14 cannot correspond to the screw in the first direction, and therefore, the pulling of the connecting rod 14 and the pulling force of the screw cannot correspond to each other, and the pulling force applied to the sleeve 31 during pulling is unbalanced. Therefore, two connecting rods 14 are provided, and the resultant force of the two connecting rods 14 corresponds to the pulling force received by the screw in the first direction, so that the pulling forces received by the sleeve 31 are balanced.

In addition, the limiting groove 122 in this embodiment can also be regarded as being opened on the same side as the fixing groove 121, that is, the end portion of the fixing member 12 on the side opened with the fixing groove 121.

In some embodiments, the fixing member 12 is an iron block, the connecting rod 14 is an iron rod, and the connecting rod 14 is welded to one end of the fixing member 12 in the first direction.

In a second embodiment, as shown in fig. 5 and 6, an embodiment of the present invention provides a pull test fixture for fixing a sleeve 41 with two reinforcing rods 42, the pull test fixture includes a fixing member 22 and a connecting rod 24.

The fixing member 22 has a fixing groove 221, a limiting groove 222 and a receiving groove 223, the fixing groove 221 extends along a first direction, the limiting groove 222 and the receiving groove 223 both extend along a second direction which is at an angle with the first direction, the limiting groove 222 is communicated with one end of the fixing groove 221 along the first direction, the receiving groove 223 is communicated with the fixing groove 221, the other end of the fixing groove 221, which is far away from the limiting groove 222, penetrates through one end of the fixing member 22 along the first direction, the fixing groove 221 is used for positioning the main body, the limiting groove 222 is used for positioning one of the reinforcing rods 42 to limit the movement of the reinforcing rod 42 and the main body along the first direction, and the receiving groove 223 is used for receiving.

The connecting rod 24 is fixedly connected to the other end of the fixing member 22 in the first direction.

Through setting up foretell test fixture that draws, place the main part of sleeve 41 in fixed slot 221, and place two stiffener 42 of sleeve 41 in spacing groove 222 and storage tank 223 respectively, because spacing groove 222 is the angle with fixed slot 221, spacing groove 222 can restrict stiffener 42 and remove along the first direction, thereby restrict the main part and remove along the first direction, the other end that fixed slot 221 kept away from spacing groove 222 runs through mounting 22, accessible fixed slot 221 is with a screw rod threaded connection in the main part, then can apply pulling force to connecting rod 24 and screw rod, in order to draw the test sleeve 41. Thus, the fixing part 22 can fix the sleeve 41, and the connecting rod 24 is matched with the screw connected with the main body in a threaded manner so as to conveniently pull and test the sleeve 41, so that the quality of the sleeve 41 is detected, and the quality risk is avoided during use.

Wherein the first direction is the X direction shown in fig. 5, and the second direction is the Y direction in fig. 5.

It should be noted that the pull test fixture in the second embodiment may also be used to fix a sleeve provided with one reinforcing rod.

In some embodiments, the pull test fixture further includes a limiting rod connected to the fixing member 22 in a reciprocating manner along the first direction, and one end of the limiting rod extends into the accommodating groove 223. The limiting rod has a limiting position in the process of reciprocating along the first direction, and when the limiting rod is located at the limiting position, the limiting rod is abutted to the reinforcing rod 42 located in the accommodating groove 223.

Thus, the limiting rod abuts against the reinforcing rod 42 in the accommodating groove 223, and can be matched with the limiting groove 222 and the fixing groove 221 for limiting, so that the sleeve 41 can be prevented from shaking.

Further, the two limiting rods are connected to the fixing member 22 in a reciprocating manner along the first direction, and the fixing groove 221 is located between the two limiting rods. The two limiting rods can abut against two ends of the reinforcing rod 42 located in the accommodating groove 223, so that the sleeve 41 is prevented from shaking.

In some embodiments, the limiting rod is a limiting bolt, an adjusting hole 224 communicating with the accommodating groove 223 is formed at an end of the fixing member 22 away from the connecting rod 24, and the limiting rod is threaded in the adjusting hole 224 to move back and forth along the first direction for adjustment and abuts against the reinforcing rod 42 located in the accommodating groove 223 during adjustment.

In some embodiments, the pull test tool further includes a stopper plate 26, and the stopper plate 26 is detachably connected to the fixing member 22 to cover the fixing groove 221. Further, the drawing test tool further comprises a locking member, the locking member penetrates through the limiting plate 26 and is detachably connected to the fixing member 22, and the limiting plate 26 is locked to the fixing member 22, so that the limiting plate 26 is fixed relative to the fixing member 22, and the main body is limited in the fixing groove 221.

Furthermore, the retainer plate 26 is provided with a through hole 261, when the retainer plate 26 covers the fixing groove 221, the through hole 261 corresponds to the connection hole 225, and one end of the locking member passes through the through hole 261 and is screwed into the connection hole 225, so that the retainer plate 26 is locked on the fixing member 22.

In some embodiments, the fixing groove 221 and the receiving groove 223 are located on the same side of the fixing member 22. Further, the fixing groove 221, the accommodating groove 223 and the limiting groove 222 are located on the same side of the fixing member 22, and the limiting plate 26 is used for covering the fixing groove 221 and the limiting groove 222.

In other embodiments, the fixing groove 221 and the receiving groove 223 are disposed at one side of the fixing member 22, opposite ends of the fixing groove 221 penetrate opposite ends of the fixing member 22 along the first direction, and the limiting groove 222 is disposed at one end of the fixing member 22 connected to the connecting rod 24.

Further, the number of the connecting rods 24 is two, the two connecting rods 24 are both fixedly connected to the same end of the fixing member 22, and the limiting groove 222 is located between the two connecting rods 24.

Draw test fixture based on in two above-mentioned embodiments, the utility model also provides a draw test system, draw test fixture including the foretell.

Further, the drawing test system further comprises a drawing test machine, and the drawing test machine is used for applying a pulling force along the first direction to the connecting rod and the screw rod in threaded connection with the main body.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (10)

1. The utility model provides a draw test fixture for the fixed sleeve, the sleeve includes main part and the stiffener of fixed connection each other, its characterized in that, draw test fixture includes:

the fixing piece is provided with a fixing groove and a limiting groove, the fixing groove extends along a first direction, the limiting groove extends along a second direction forming an angle with the first direction and is communicated with one end of the fixing groove along the first direction, the other end, far away from the limiting groove, of the fixing piece penetrates through one end of the fixing piece along the first direction, the fixing groove is used for positioning the main body, and the limiting groove is used for positioning the reinforcing rod so as to limit the reinforcing rod and the main body to move along the first direction; and

and the connecting rod is fixedly connected with the other end of the fixing piece along the first direction.

2. The drawing test tool according to claim 1, further comprising a limiting plate detachably connected to the fixing member for covering the fixing groove.

3. The drawing test tool according to claim 2, further comprising a locking member, wherein the locking member penetrates through the limiting plate and is detachably connected to the fixing member, and the locking member is used for locking the limiting plate to the fixing member.

4. The drawing test tool according to claim 3, wherein the fixing member is provided with at least two connecting holes in one side of the fixing groove, the connecting holes are respectively arranged in two sides of the fixing groove, the locking member comprises at least two locking members, and each locking member penetrates through the limiting plate and is detachably connected to the corresponding connecting hole.

5. The drawing test tool according to claim 4, wherein the fixing groove and the limiting groove are located on the same side of the fixing member, and the limiting plate is used for covering the fixing groove and the limiting groove.

6. The drawing test tool according to claim 5, wherein three connecting holes are formed in one side, provided with the fixing groove, of the fixing member, two of the connecting holes are located on two sides of the fixing groove respectively, and the other connecting hole is located on one side, away from the fixing groove, of the limiting groove.

7. The drawing test tool according to claim 1, wherein the fixing groove is formed in one side of the fixing member, opposite ends of the fixing groove penetrate through opposite ends of the fixing member in the first direction, and the limiting groove is formed in one end, connected with the connecting rod, of the fixing member.

8. The drawing test tool according to claim 1, further comprising a limiting rod, wherein the fixing member further comprises a containing groove, the containing groove extends in the second direction and is communicated with the fixing groove, the limiting rod is connected to the fixing member in a reciprocating manner in the first direction, and one end of the limiting rod extends into the containing groove;

the sleeve comprises a main body and two reinforcing rods, the limiting groove is used for positioning one reinforcing rod, the accommodating groove is used for accommodating the other reinforcing rod, and a limiting position is formed in the process that the limiting rod moves along the first direction;

when the limiting rod is located at the limiting position, the limiting rod is abutted to the reinforcing rod located in the accommodating groove.

9. The pull test fixture of claim 1, wherein the first direction is perpendicular to the second direction.

10. A pull test system comprising the pull test tool of any one of claims 1-9.

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