CN219033916U

CN219033916U - Support rod mechanism for mounting door frame

Info

Publication number: CN219033916U
Application number: CN202223601935.4U
Authority: CN
Inventors: 吴俭
Original assignee: Yongkang Zhiweijia Technology Co ltd
Current assignee: Yongkang Zhiweijia Technology Co ltd
Priority date: 2022-12-27
Filing date: 2022-12-27
Publication date: 2023-05-16
Anticipated expiration: 2032-12-27

Abstract

The utility model discloses a stay bar mechanism for installing a door frame, which comprises the following components: a telescopic inner rod; the telescopic outer rod is at least partially sleeved outside the telescopic inner rod; the connecting joint is arranged between the telescopic inner rod and the telescopic outer rod and used for locking the telescopic inner rod and the telescopic outer rod; the jacking ends are respectively arranged at the end parts of the telescopic inner rod and the telescopic outer rod and are used for abutting against a door frame or the ground; and the scale part is arranged on the outer side wall of the telescopic inner rod. The utility model realizes the function of transverse support or vertical support of the door frame without the model, has high use flexibility and stable support, reduces the difficulty of door frame installation and ensures the accuracy of the inner size of the door frame; the adjustment between the telescopic inner rod and the telescopic outer rod is more convenient and accurate; the scale portion has realized the accurate measurement of door frame width and height, also can measure the size of door opening simultaneously, need not the tape measure, and scale portion sets up at flexible inner rod lateral wall moreover, can not crooked, and data measurement is more accurate, guarantees the uniformity of door frame internal dimension.

Description

Support rod mechanism for mounting door frame

Technical Field

The utility model belongs to the technical field of door frame installation, and particularly relates to a supporting rod mechanism for installing a door frame.

Background

The door frame must be installed when interior decoration, in the door frame installation, in order to fix the door frame, need the workman hold up the door frame, perhaps need pass through bolt etc. fixed with the door frame earlier, demolish the bolt after accomplishing the installation, brought very big inconvenience for the installation. In addition, in the door frame installation process, the width of the door frame at each height cannot be guaranteed to be consistent, and the installation effect can be greatly reduced.

Chinese patent CN 207278089U discloses a positioner convenient to install door frame, and it includes stand, first sliding block, second sliding block, flexible bracing piece, horizontal cross bar, and two flexible bracing pieces are articulated each other in its intermediate position department and are constituteed a set of support frame, support frame and second sliding block fixed connection in hinge point department, and the second sliding block suit is on the stand. The structure is relatively complex, and the lengths of the upright posts and the horizontal transverse rods cannot be adjusted, so that the width of the door frame at each height in the installation process cannot be kept consistent.

Disclosure of Invention

In order to overcome the defects of the prior art, the utility model provides a supporting rod mechanism for installing a door frame, which is used for realizing the support of the door frame installation and the accurate measurement of the transverse width or the vertical height direction of the door frame.

The technical scheme adopted for solving the technical problems is as follows: a strut mechanism for installing a door frame, comprising:

a telescopic inner rod;

the telescopic outer rod is at least partially sleeved outside the telescopic inner rod;

the connecting joint is arranged between the telescopic inner rod and the telescopic outer rod and used for locking the telescopic inner rod and the telescopic outer rod;

the jacking ends are respectively arranged at the end parts of the telescopic inner rod and the telescopic outer rod and are used for abutting against a door frame or the ground;

and the scale part is arranged on the outer side wall of the telescopic inner rod.

The utility model utilizes the axial translation of the telescopic inner rod and the telescopic outer rod to adjust the overall length of the stay bar mechanism, realizes the transverse support or vertical support function of the door frame without the model, has high use flexibility and stable support; the adjustment between the telescopic inner rod and the telescopic outer rod is more convenient and accurate through the arrangement of the connecting joints; the setting of scale portion has realized the accurate measurement of door frame width and height, need not the tape measure, has avoided the risk of tape measure hand, and scale portion sets up at flexible inner rod lateral wall moreover, can not crooked, and data measurement is more accurate, guarantees the uniformity of door frame inside dimension then.

Further, the outer side wall of the telescopic inner rod is provided with a concave portion, and the scale portion is arranged on the concave portion. The scale part is arranged at the concave part, so that the reading abrasion of the scale part caused by the mutual movement of the telescopic inner rod and the telescopic outer rod is avoided.

Further, the side wall of the telescopic inner rod or the telescopic outer rod is provided with a level gauge. The whole stay bar mechanism is ensured to keep a horizontal or vertical state when in use.

Further, a rotation stopping concave part and a rotation stopping protruding part which are matched with each other in a rotation stopping way are arranged between the telescopic inner rod and the telescopic outer rod. The telescopic inner rod and the telescopic outer rod can only axially translate and cannot circumferentially rotate, and the overall length of the stay rod mechanism is adjusted more conveniently.

Further, the scale portion is provided in the rotation-stopping recess of the telescopic inner rod. When the scale part is arranged in the rotation stopping concave part, a concave part is not required to be arranged, and the whole structure is simplified.

Further, the cross section of the tight end in top is the T font, and it includes sleeve portion that the cover was located flexible inner rod or flexible outer rod tip, and contact portion, be equipped with the buffer layer on the contact portion, be equipped with a plurality of friction protrusions on this buffer layer. The buffer layer and the friction protrusions are arranged to increase the contact friction force between the propping end and the door frame or the ground, so that the firm supporting effect of the supporting rod mechanism is ensured.

Further, the connecting joint comprises a joint body sleeved at the joint of the telescopic inner rod and the telescopic outer rod, a locking window formed in the joint body, and an eccentric wheel rotationally connected to the joint body, wherein the eccentric wheel can pass through the locking window to prop against the telescopic inner rod. The structure of the connecting joint is simple, and the locking structure of the eccentric wheel to the telescopic inner rod is stable.

Further, the joint body, locking shell fragment and toper latch fitting are established in flexible interior pole and flexible outer pole junction including the cover to the connection joint, when toper latch fitting is connected with the joint body, can be with locking shell fragment butt in the outer wall of flexible interior pole. The structure form of the connecting joint is various, and the processing is convenient.

Further, the joint body is provided with external threads, and the inner wall of the conical lock piece is conical and is provided with internal threads which can be connected with the joint body in a threaded manner. The joint body and the conical locking piece are connected in a simple and effective mode, and along with the threaded connection of the joint body and the conical locking piece, the conical surface is more effective in clamping the locking elastic piece, and the clamping force of the locking elastic piece on the telescopic inner rod is gradually increased.

The beneficial effects of the utility model are as follows: the transverse support or vertical support function of the door frame without the model is realized, the use flexibility is high, the support is stable, the difficulty of installing the door frame is reduced, and the accuracy of the inner size of the door frame is ensured; the adjustment between the telescopic inner rod and the telescopic outer rod is more convenient and accurate; the scale portion has realized the accurate measurement of door frame width and height, also can measure the size of door opening simultaneously, need not the tape measure, has avoided the risk of tape measure cutting hand, and scale portion sets up at flexible interior pole lateral wall moreover, can not crooked, and data measurement is more accurate, guarantees the uniformity of door frame inside dimension.

Drawings

Fig. 1 is a schematic perspective view of a first embodiment of the present utility model.

Fig. 2 is a schematic perspective view of a first embodiment of the present utility model.

Fig. 3 is a schematic perspective view of a third embodiment of the present utility model.

Fig. 4 is a schematic view of a partial perspective view of a first embodiment of the present utility model.

Fig. 5 is a schematic partial perspective view of a first embodiment of the present utility model.

Fig. 6 is a schematic partial perspective view of a first embodiment of the present utility model.

Fig. 7 is a schematic view of another structure of the tightening end in the first embodiment of the present utility model.

Fig. 8 is a schematic perspective view of a second embodiment of the present utility model.

Fig. 9 is a schematic perspective view of a second embodiment of the present utility model.

Fig. 10 is a schematic perspective view of a third embodiment of the present utility model.

Fig. 11 is a schematic perspective view of a second embodiment of the present utility model.

The telescopic joint comprises a 1-telescopic inner rod, a 11-concave part, a 12-level, a 2-telescopic outer rod, a 3-connecting joint, a 31-joint body, 311-external threads, 32-locking windows, 33-eccentric wheels, 34-locking elastic pieces, 35-conical locking pieces, 351-internal threads, 4-jacking ends, 41-sleeve parts, 42-contact parts, 421-buffer layers, 422-friction protrusions and 5-scale parts.

Detailed Description

In order to make the present utility model better understood by those skilled in the art, the following description of the technical solutions of the present utility model will be made in detail, but not all embodiments of the present utility model are apparent to some embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.

Example 1

As shown in fig. 1 to 6, a stay mechanism for installing a door frame includes a telescopic inner rod 1, a telescopic outer rod 2 having an inner diameter matching an outer diameter of the telescopic inner rod 1, a connection joint 3 provided between the telescopic inner rod 1 and the telescopic outer rod 2, a tightening end 4, and a scale portion 5. The number of the jacking ends 4 is two, and the jacking ends are respectively arranged at the end parts of the telescopic inner rod 1 and the telescopic outer rod 2, which are far away from each other, and are used for abutting against a door frame or a ground. At least part of the telescopic inner rod 1 is sleeved on the outer side of the telescopic inner rod 1, when the total length of the telescopic inner rod 1 and the telescopic outer rod 2 is adjusted to be the target length, the telescopic inner rod 1 and the telescopic outer rod 2 can be locked through the connecting joint 3, so that the telescopic inner rod is kept at the target length.

The scale 5 is provided on the outer wall of the telescopic inner rod 1, and the width of the inside of the door frame at a certain height can be read out by the scale 5. The initial reading of the scale portion 5 is at the end of the telescopic inner rod 1 remote from the connecting joint 3, and when the telescopic inner rod 1 extends from the telescopic outer rod 2, i.e. the axial overlap length of the two is reduced, the reading of the scale portion 5 is increased, as shown in fig. 2. When the telescopic inner rod 1 is retracted toward the telescopic outer rod 2, i.e., the axial overlapping length of the two increases, the reading of the scale section 5 decreases, as shown in fig. 1.

In order to avoid that the mutual movement of the telescopic inner rod 1 and the telescopic outer rod 2 causes poor display effect of the readings of the scale part 5, the outer side wall of the telescopic inner rod 1 is provided with a concave part 11, the scale part 5 is arranged on the concave part 11, and the readings of the scale part 5 cannot be worn out due to the relative movement of the telescopic inner rod 1 and the telescopic outer rod 2.

In order to ensure that the stay bar mechanism is kept in a horizontal or vertical state as a whole during use, the side wall of the telescopic inner rod 1 is provided with a level gauge 12, or the side wall of the telescopic outer rod 2 is provided with a level gauge 12. The level 12 is a prior art and will not be described in detail.

In order to ensure that the telescopic inner rod 1 and the telescopic outer rod 2 can only translate relatively and cannot rotate circumferentially, the telescopic inner rod 1 and the telescopic outer rod 2 are connected in a rotation-stopping fit manner, specifically, a rotation-stopping protrusion is arranged on the outer wall of the telescopic inner rod 1, a rotation-stopping concave portion is arranged on the inner wall of the telescopic outer rod 2, and the rotation-stopping protrusion just can be clamped in the rotation-stopping concave portion. Of course, the rotation-stopping concave portion may be provided on the outer wall of the telescopic inner rod 1, the rotation-stopping convex portion may be provided on the inner wall of the telescopic outer rod 2, and the rotation-stopping concave portion and the rotation-stopping convex portion may be any structure in the prior art. When the outer wall of the telescopic inner rod 1 is a rotation stopping concave portion, the scale portion 5 may be provided in the rotation stopping concave portion.

The connecting joint 3 comprises a joint body 31 sleeved at the joint of the telescopic inner rod 1 and the telescopic outer rod 2, a plurality of locking elastic pieces 34 and conical locking pieces 35, wherein the locking elastic pieces 34 are distributed at intervals along the circumferential direction of the joint body 31, and gaps are reserved between adjacent locking elastic pieces 34, as shown in fig. 4 and 5. The conical locking piece 35 is movably sleeved on the telescopic inner rod 1, the inner wall of the conical locking piece is in a frustum shape, the conical surface is provided with a conical surface, the inner diameter of the conical surface close to the locking spring piece 34 is larger, and the inner wall of the conical locking piece 35 is provided with an inner thread 351, as shown in fig. 4 and 6, the outer wall of the joint body 31 is provided with an outer thread 311, once the overall length of the telescopic inner rod 1 and the telescopic outer rod 2 is adjusted to a target position, namely, the jacking end 4 of the telescopic inner rod 1 is abutted against a door frame, the jacking end 4 of the telescopic outer rod 2 is abutted against the door frame, the supporting rod mechanism is parallel to the horizontal ground, the inner thread 351 of the conical locking piece 35 is in threaded connection with the outer thread 311 of the joint body 31, the clamping force of the conical surface to the locking spring piece 34 is larger along with the completion of connection, the gap between the adjacent locking spring pieces 34 is reduced, and the stable clamping of the telescopic inner rod 1 and the telescopic outer rod 2 is realized.

As shown in fig. 7, the cross section of the tightening end 4 is T-shaped, and it includes a sleeve portion 41 sleeved on the telescopic inner rod 1 or the telescopic outer rod 2, and a contact portion 42, where the contact portion 42 is used for abutting against a door frame or the ground, and the cross section of the contact portion 42 is larger than that of the sleeve portion 41, and the cross section of the contact portion 42 may be circular, square, or any other shape. The contact portion 42 is provided with a buffer layer 421, and the buffer layer 421 is provided with a plurality of friction protrusions 422 to increase a contact friction force of the buffer layer 421 with the door frame or the ground. The buffer layer 421 is made of a slightly elastic material, but the elasticity is not so great as to generate excessive deformation, so that the measured value of the scale part 5 is ensured to be more accurate.

When the telescopic door frame is used, the door frame is placed at the position to be installed, the total length of the telescopic inner rod 1 and the telescopic outer rod 2 is adjusted to the length that the propping ends 4 of the telescopic inner rod 1 and the telescopic outer rod are respectively abutted against two sides of the door frame, the conical lock piece 35 of the connecting joint 3 is in threaded engagement with the joint body 31, the locking elastic piece 34 firmly clamps the telescopic inner rod 1 to keep the total length of the supporting rod mechanism, meanwhile, the state of the level meter 12 is observed in time, the supporting rod mechanism is ensured to be kept horizontal, the installation of the door frame is completed, and the supporting rod mechanism is removed.

When a plurality of stay bar mechanisms are used simultaneously, the numerical value of the scale part 5 on the outer side wall of the telescopic inner rod 1 is kept at the same numerical value, so that the flatness of the installation of the door frame is ensured.

When the telescopic inner rod is used, the overall length of the telescopic inner rod 1 and the overall length of the telescopic outer rod 2 can be adjusted to the length that the propping ends 4 of the telescopic inner rod and the telescopic outer rod are respectively abutted against the door frame and the ground, so that the vertical support is realized, and at the moment, the height inside the door frame can be read out by the scale part 5.

Example two

As shown in fig. 8-11, in this embodiment, the connection joint 3 includes a joint body 31 sleeved at the joint of the telescopic inner rod 1 and the telescopic outer rod 2, a locking window 32 formed on the side wall of the joint body 31, and an eccentric wheel 33 connected to the side wall of the joint body 31 in a stage rotation manner, wherein the eccentric wheel 33 can freely rotate, when an eccentric convex portion of the eccentric convex portion passes through the locking window 32 and abuts against the telescopic inner rod 1, the locking connection between the telescopic inner rod 1 and the telescopic outer rod 2 can be realized, and once the eccentric convex portion rotates and breaks away from the locking window 32, the telescopic inner rod 1 and the telescopic outer rod 2 can freely translate.

Other structures are the same as those of the first embodiment, and will not be described again.

The foregoing detailed description is provided to illustrate the present utility model and not to limit the utility model, and any modifications and changes made to the present utility model within the spirit of the present utility model and the scope of the appended claims fall within the scope of the present utility model.

Claims

1. A strut mechanism for installing a door frame, comprising:

a telescopic inner rod (1);

the telescopic outer rod (2) is at least partially sleeved outside the telescopic inner rod (1);

the connecting joint (3) is arranged between the telescopic inner rod (1) and the telescopic outer rod (2) and is used for locking the telescopic inner rod (1) and the telescopic outer rod (2);

the jacking end (4) is respectively arranged at the end parts of the telescopic inner rod (1) and the telescopic outer rod (2) and is used for abutting against a door frame or the ground;

and the scale part (5) is arranged on the outer side wall of the telescopic inner rod (1).

2. A door frame mounting stay mechanism according to claim 1, wherein: the outer side wall of the telescopic inner rod (1) is provided with a concave part (11), and the scale part (5) is arranged on the concave part (11).

3. A door frame mounting stay mechanism according to claim 1, wherein: the side wall of the telescopic inner rod (1) or the telescopic outer rod (2) is provided with a level meter (12).

4. A door frame mounting stay mechanism according to claim 1, wherein: a rotation-stopping concave part and a rotation-stopping protruding part which are matched with each other in a rotation-stopping way are arranged between the telescopic inner rod (1) and the telescopic outer rod (2).

5. A door frame mounting stay mechanism according to claim 4, wherein: the scale part (5) is arranged in a rotation stopping concave part (13) of the telescopic inner rod (1).

6. A door frame mounting stay mechanism according to claim 1, wherein: the section of the propping end (4) is T-shaped, and comprises a sleeve part (41) sleeved at the end part of the telescopic inner rod (1) or the telescopic outer rod (2) and a contact part (42), wherein a buffer layer (421) is arranged on the contact part (42), and a plurality of friction protrusions (422) are arranged on the buffer layer (421).

7. A door frame mounting stay mechanism according to claim 1, wherein: the connecting joint (3) comprises a joint body (31) sleeved at the joint of the telescopic inner rod (1) and the telescopic outer rod (2), a locking window (32) formed in the joint body (31) and an eccentric wheel (33) rotationally connected to the joint body (31), wherein the eccentric wheel (33) can penetrate through the locking window (32) to abut against the telescopic inner rod (1).

8. A door frame mounting stay mechanism according to claim 1, wherein: the connecting joint (3) comprises a joint body (31), a locking elastic piece (34) and a connecting rod, wherein the joint body (31) is sleeved at the joint of the telescopic inner rod (1) and the telescopic outer rod (2), and

and the conical lock piece (35), when the conical lock piece (35) is connected with the joint body (31), the locking elastic piece (34) can be abutted against the outer wall of the telescopic inner rod (1).

9. A door frame mounting stay mechanism according to claim 8, wherein: the joint body (31) is provided with external threads (311), and the inner wall of the conical lock piece (35) is conical and is provided with internal threads (351) which can be in threaded connection with the joint body (31).