CN211229881U

CN211229881U - Central lock for folding tent

Info

Publication number: CN211229881U
Application number: CN201921960503.8U
Authority: CN
Inventors: 王珊珊
Original assignee: Taizhou Liangyuan Outdoor Leisure Products Co ltd
Current assignee: Taizhou Liangyuan Outdoor Leisure Products Co ltd
Priority date: 2019-11-13
Filing date: 2019-11-13
Publication date: 2020-08-11
Anticipated expiration: 2029-11-13

Abstract

The utility model provides a central lock for folding tent belongs to folding tent technical field. It has solved the inconvenient problem of current folding tent expandes. This central lock for folding tent includes end cap, the centre department of end cap has the locking hole, guide part and spacing portion that a pair of arch set up have in the end cap, be equipped with locking pole and elastic component between a pair of guide part, the outer end of locking pole passes end cap and lies in end cap outside, the elastic component cover is outside the locking pole, the one end of elastic component is used in the locking pole, the other end of elastic component is used in end cap, under the effect of elastic component elasticity, the locking pole can remove along the guide part, and the inner of locking pole has all the time and imbeds in the locking hole and support the trend in leaning on the spacing portion. The central lock has the advantage of convenient folding of the folding tent.

Description

Central lock for folding tent

Technical Field

The utility model belongs to the technical field of folding tent, a central lock is used to folding tent is related to.

Background

The folding tent can be unfolded when in use and folded and contracted when not in use, has the advantages of sun shading and rain shielding, and is convenient to carry, thereby being widely applied to daily life such as outdoor exhibition, product promotion and propaganda and tourism and leisure.

In the prior art, a central lock is used to rapidly unfold, fix, fold and store the folding tent, for example, a central lock and a tent disclosed in chinese patent document [ application No.: 201680023809.3, respectively; application publication No.: CN108026736A ], which comprises a central rod, a central top cap fixed at one end of the central rod, and a central bottom cap separably connected to the other end of the central rod, wherein a locking member capable of moving back and forth along the radial direction of the central rod is accommodated in the central bottom cap, a first through hole capable of allowing the central rod to pass through is arranged in the locking member, and a clamping groove and a clamping lock part positioned at the lower end of the clamping groove are arranged at the end part of the central rod; when the central lock is in a locking state, part of the inner wall of the first through hole on the locking part is clamped with the clamping groove of the central rod, and the upper end surface of the locking part is abutted against the lower end surface of the locking part; when the central lock is in an unlocking state, the inner wall of the first through hole on the locking piece is separated from the clamping groove, and the locking part can pass through the first through hole.

The central lock of this kind of structure, lock piece are the flakiness, and the inner of lock piece has convex projection, and the projection is very little, and the projection overcoat has the spring, and the spring is also very little, and the spring is promoting the in-process that lock piece removed, has the power of the force to deviate the problem of setting for the position, leads to lock piece to block, and lock piece can not remove and target in place, leads to folding tent to expand folding inconvenience.

Disclosure of Invention

The utility model aims at the above-mentioned problem that exists among the prior art, provide a central lock for folding tent, the technical problem of solution makes the locking pole can not block and remove and target in place at the in-process that removes.

The purpose of the utility model can be realized by the following technical proposal: the utility model provides a central lock is used to folding tent, includes end cap, the centre department of end cap has the locking hole, a serial communication port, the guide part and the spacing portion that a pair of arch set up have in the end cap, it is a pair of be equipped with locking pole and elastic component between the guide part, the outer end of locking pole passes end cap and lies in outside the end cap, the elastic component cover is in outside the locking pole, the one end of elastic component is used in the locking pole, the other end of elastic component is used in end cap under the effect of elastic component elasticity, the locking pole can remove along the guide part, just the inner of locking pole has all the time and imbeds in the locking hole and support the trend that leans on in spacing portion.

Under the effect of elastic component elasticity, the inner of locking pole is embedded into the locking hole, and the locking pole can block in well core rod's draw-in groove, makes folding tent expand fixedly, through the elasticity pulling locking pole of overcoming the elastic component, makes locking pole and well core rod part, and well core rod breaks away from the end cap, makes folding tent can fold and accomodate. The guide part plays a role in guiding, so that the locking rod cannot deviate from the set direction, the locking rod cannot be clamped in the moving process, the limiting part plays a limiting role, and when the inner end of the locking rod abuts against the limiting part under the action of elastic force of the elastic piece, the locking rod is explained to move in place.

In foretell central lock for folding tent, the inner of lock pole has the locking portion that the protrusion set up, the inner of locking portion orientation spacing portion has and is curved locking mouth, the border department of locking mouth has the locking face that the slope set up, the elastic component is used in the locking portion, the locking portion of locking mouth opening part both sides can support and lean on in the spacing portion that corresponds. Locking mouth cooperation locking hole makes what the locking pole can be better with well core rod looks joint, the setting of locking face improves area of contact, makes locking pole and core rod contact steadily, and the locking portion of locking mouth opening part both sides can support and lean on in the spacing portion that corresponds simultaneously, rational utilization space, reasonable in design.

In the central lock for the folding tent, the inner side wall of the guide part is provided with a protruding abutting part, and two sides of the locking part can abut against the corresponding abutting parts respectively. The setting of support portion plays removal, direction, support and spacing effect to the locking pole, makes the locking pole can not block at the in-process that removes, improves the stability that the locking pole removed, makes the locking pole remove and targets in place.

In the central lock for the folding tent, the bottom cap further has a pair of positioning portions protruding therefrom, the pair of positioning portions are located between the pair of guide portions, and the positioning portions and the abutting portions are arranged in a one-to-one correspondence. The setting of location portion plays spacing effect to the locking lever, and the setting of location portion makes end cap equipment convenient simultaneously.

In the above central lock for a folding tent, the inner end of the limiting part has an arc surface, and the arc surface is matched with the locking hole. The arcwall face cooperation locking hole, the setting of arcwall face improves area of contact, can improve the stability of center lock.

In the central lock for the folding tent, the bottom cap is internally provided with a plurality of reinforcing ribs, the reinforcing ribs at the locking rods are partially recessed to form accommodating cavities, the elastic pieces are cylindrical springs, and the elastic pieces are positioned in the accommodating cavities. The strengthening rib plays the effect of reinforcing end cap intensity, and the installation space that the setting of holding the chamber provided the elastic component makes the elastic component can not deviate the settlement position to make the locking pole can remove and target in place.

In the central lock for the folding tent, the bottom cap is further provided with a guide hole, the outer end of the locking rod penetrates through the guide hole and extends out of the bottom cap, and the outer diameter of the locking rod is matched with the inner diameter of the guide hole. The guiding hole firstly enables the locking rod to extend to the bottom cap, secondly plays a guiding role for the locking rod, the locking rod can not deflect in the moving process due to the arrangement of the guiding hole, the locking rod can not be clamped in the moving process, and the locking rod can move in place.

In the central lock for the folding tent, the inner side wall of the bottom cap is provided with the spring seat which is arranged in a protruding mode, the spring seat is located at the edge of the guide hole, and the elastic piece abuts against the spring seat. The spring holder is used for leaning on the elastic component, and the setting of spring holder can improve the intensity that this department of end cap, makes end cap not fragile simultaneously.

Compared with the prior art, the utility model provides a pair of central tool to lock is used to folding tent has following advantage:

1. this central lock makes the lock locking pole move according to the direction of setting for through setting up guide part, spacing portion and location portion, and the lock locking pole can not deviate to set for the position, makes the lock locking pole can not block and move the target in place at the in-process that removes.

2. The concave chamber that holds that sets up the formation of the inside strengthening rib of this central lock end cap for hold the elastic component, reasonable in design, rational utilization space.

Drawings

Fig. 1 is a schematic view showing the overall structure of the center lock for the folding tent of the present invention.

Fig. 2 is a sectional view showing the overall structure of the center lock for the folding tent according to the present invention.

Fig. 3 is a schematic view illustrating an installation structure of a locking bar of a center lock for a folding tent according to the present invention.

Fig. 4 is a schematic view showing the internal structure of the central locking bottom cap for the folding tent.

Fig. 5 is a second schematic view of the internal structure of the central locking bottom cap for the folding tent.

In the figure, 1, a bottom cap; 2. a locking hole; 3. a guide portion; 4. a limiting part; 41. an arc-shaped surface; 5. a lock lever; 51. a lock section; 52. locking the opening; 53. a locking surface; 6. an elastic member; 7. an abutting portion; 8. a positioning part; 9. reinforcing ribs; 10. an accommodating chamber; 11. a guide hole; 12. a spring seat.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1 and 2, the center lock for a folding tent comprises a bottom cap 1, a locking rod 5 and an elastic member 6. The bottom cap 1 is a structure which is jointed with the upper bottom cap 1 and the lower bottom cap 1 and is fixedly connected into a whole through bolts.

As shown in fig. 3, 4 and 5, the locking hole 2 is formed in the middle of the bottom cap 1, the bottom cap 1 is provided with a pair of guide portions 3, a limiting portion 4 and a positioning portion 8 which are convexly arranged, the inner side wall of each guide portion 3 is provided with a protruding abutting portion 7, the pair of positioning portions 8 are located between the pair of guide portions 3, and the positioning portions 8 and the abutting portions 7 are arranged in a one-to-one correspondence manner. Locking pole 5 and elastic component 6 are located between a pair of guide part 3, are equipped with strengthening rib 9 in the end cap 1, and the setting of the strengthening rib 9 part recess that is located locking pole 5 department forms and holds chamber 10, and elastic component 6 is cylindrical spring, and elastic component 6 is located and holds chamber 10, and elastic component 6 cover is outside locking pole 5. The inner end of the limiting part 4 is provided with an arc surface 41, and the arc surface 41 is matched with the locking hole 2.

The bottom cap 1 is provided with a guide hole 11, the outer end of the locking rod 5 penetrates through the guide hole 11 and extends out of the bottom cap 1, and the outer diameter of the locking rod 5 is matched with the inner diameter of the guide hole 11. The inner of lock pole 5 has the locking portion 51 of protrusion setting, and locking portion 51 has towards the inner of spacing portion 4 and is curved locking mouth 52, and the border department of locking mouth 52 has the locking face 53 that the slope set up, and the locking portion 51 of locking mouth 52 opening part both sides can support and lean on corresponding spacing portion 4, and the both sides of locking portion 51 can support respectively and lean on corresponding support and lean on portion 7. The inner side wall of the bottom cap 1 is provided with a spring seat 12 which is convexly arranged, the spring seat 12 is positioned at the edge of the guide hole 11, one end of the elastic member 6 acts on the locking part 51, and the other end of the elastic member 6 acts on the spring seat 12.

Exert certain external force and overcome elastic force of elastic component 6 and pull out locking pole 5, make locking portion 51 leave locking hole 2, insert well core rod in locking hole 2, let out locking pole 5, under the effect of elastic component 6 elastic force, locking mouth 52 in locking portion 51 is embedded into well core rod's draw-in groove, makes locking pole 5 and well core rod joint, realizes that folding tent expandes fixedly. When folding the accomodating of folding tent, only need exert certain external force and overcome the elasticity of elastic component 6 and pull out locking pole 5, make locking portion 51 leave locking hole 2, with locking pole 5 and central rod separation, with central rod pull out from end cap 1 can, can realize folding the accomodating of folding tent.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although the terms of the bottom cap 1, the locking hole 2, the guide portion 3, the stopper portion 4, the arc-shaped surface 41, the locking lever 5, the locking portion 51, the locking port 52, the locking surface 53, the elastic member 6, the abutting portion 7, the positioning portion 8, the reinforcing rib 9, the accommodating chamber 10, the guide hole 11, the spring seat 12, and the like are used more frequently herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims

1. A central lock for a folding tent comprises a bottom cap (1), a locking hole (2) is arranged in the middle of the bottom cap (1), it is characterized in that the bottom cap (1) is internally provided with a pair of guide parts (3) and a limit part (4) which are arranged in a protruding way, a locking rod (5) and an elastic piece (6) are arranged between the pair of guide parts (3), the outer end of the locking rod (5) penetrates through the bottom cap (1) and is positioned outside the bottom cap (1), the elastic piece (6) is sleeved outside the locking rod (5), one end of the elastic piece (6) acts on the locking rod (5), the other end of the elastic piece (6) acts on the bottom cap (1), the locking rod (5) can move along the guide part (3) under the action of the elastic force of the elastic piece (6), and the inner end of the locking rod (5) always has the tendency of being embedded into the locking hole (2) and abutting against the limiting part (4).

2. The central lock for the folding tent as claimed in claim 1, wherein the locking rod (5) has a locking portion (51) protruding from the inner end thereof, the locking portion (51) has an arc-shaped locking opening (52) facing the limiting portion (4), the locking opening (52) has a locking surface (53) inclined at the edge thereof, the elastic member (6) acts on the locking portion (51), and the locking portions (51) at both sides of the opening of the locking opening (52) can abut against the corresponding limiting portion (4).

3. The center lock for a folding tent as claimed in claim 2, wherein the guide part (3) has a protruding abutting part (7) on the inner side wall, and both sides of the locking part (51) can abut against the corresponding abutting parts (7), respectively.

4. The center lock for a folding tent as claimed in claim 3, wherein the bottom cap (1) further has a pair of positioning portions (8) protruding therefrom, the pair of positioning portions (8) are located between the pair of guide portions (3), and the positioning portions (8) are provided in one-to-one correspondence with the abutting portions (7).

5. The center lock for a folding tent as claimed in claim 1, 2, 3 or 4, wherein the inner end of the position-limiting part (4) has an arc-shaped surface (41), and the arc-shaped surface (41) is fitted into the locking hole (2).

6. The central lock for the folding tent as claimed in claim 1, 2, 3 or 4, wherein a plurality of reinforcing ribs (9) are provided in the bottom cap (1), the reinforcing ribs (9) at the locking rod (5) are partially recessed to form a receiving cavity (10), the elastic member (6) is a cylindrical spring, and the elastic member (6) is located in the receiving cavity (10).

7. The central lock for a folding tent as claimed in claim 1, 2, 3 or 4, characterized in that the bottom cap (1) further has a guide hole (11), the outer end of the locking rod (5) protrudes out of the bottom cap (1) through the guide hole (11), and the outer diameter of the locking rod (5) matches the inner diameter of the guide hole (11).

8. A central lock for a folding tent as claimed in claim 1 or 2 or 3 or 4, characterized in that the inner side wall of the bottom cap (1) has a spring seat (12) protruding therefrom, the spring seat (12) is located at the edge of the guide hole (11), and the elastic member (6) abuts against the spring seat (12).