CN217115544U - Wire tightener for street sign indicating number - Google Patents

Abstract

The utility model discloses a turn-buckle for street sign indicating number, include: the first diagonal end of the first clamping seat is respectively provided with a first screw rod and a second screw rod which extend backwards, the second screw rod is positioned above the first screw rod, and the second diagonal end of the first clamping seat is provided with a guide post; a first through hole and a clamping groove with an upward opening are respectively formed in a first diagonal end of the second clamping seat, the clamping groove is located above the first through hole, the first screw penetrates through the first through hole, and the clamping groove can be clamped with the second screw; sleeves are arranged at the second diagonal ends of the second clamping seats, each sleeve is provided with a cavity with a forward opening, and the sleeves correspond to the guide columns one by one; when the clamping groove is clamped with the second screw rod, the sleeve is opposite to the guide post, the sleeve can be sleeved on the guide post, the four points are positioned and clamped, and the connection stability of the first clamping seat and the second clamping seat can be improved.

Description

Wire tightener for street sign indicating number

Technical Field

The utility model relates to a power equipment technical field, in particular to a turn-buckle for street sign indicating number.

Background

The street sign indicating number is a device for fixing the cable when the cable is laid, and the cable is generally tightly attached to a wire groove on the side surface of the insulator when passing through the street sign indicating number, and then the cable and the insulator are wound by a cotton rope and are bound. Thereby securing the cable. But this fixing method is easy to cause the cable to loosen and fall off.

At present, although a wire grip matched with a street code exists, the wire grip is generally positioned and clamped at two points, and the problem that the cable is loosened due to the fact that the wire grip moves relative to an insulator or connection is unstable in the using process is easy to occur.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least.

The utility model provides a wire grip for street sign indicating number, including, the first holder, the first diagonal end of the first holder is equipped with first screw rod and second screw rod extending backward respectively, the second screw rod is located the top of first screw rod, the second diagonal end of the first holder all is equipped with the guide post; the first diagonal end of the second clamping seat is respectively provided with a first through hole and a clamping groove with an upward opening, the clamping groove is positioned above the first through hole, the first screw rod penetrates through the first through hole, and the clamping groove can be clamped with the second screw rod; sleeves are arranged at the second diagonal ends of the second clamping seats, each sleeve is provided with a containing cavity with a forward opening, and the sleeves correspond to the guide columns one by one; when the clamping groove is clamped with the second screw rod, the sleeve is opposite to the guide post and can be sleeved on the guide post.

According to the utility model provides a turn-buckle for street sign indicating number has following beneficial effect at least: the first diagonal end of the first clamping seat is respectively provided with a first screw rod and a second screw rod which extend backwards, the first diagonal end of the second clamping seat is adaptive to the first diagonal end of the first clamping seat and is respectively provided with a first through hole and a clamping groove which extends upwards after being opened, the first screw rod passes through the first through hole, namely the second clamping seat can rotate around the first screw rod, the second screw rod is positioned above the first screw rod, when the second clamping seat rotates upwards around the first screw rod, the clamping groove can be clamped with the second screw rod, and a sleeve at the second diagonal end is opposite to the guide post, a user can enable the sleeve to be sleeved on the guide post by pressing the first clamping seat and the second clamping seat, the first clamping seat and the second clamping seat can tightly press the insulator and a cable at the insulator slot, compared with the traditional wire tightener, the wire tightener for the truss is further provided with the guide post and the sleeve, and the four-point positioning and the four-point clamping and sleeving are realized, the connecting stability of the first clamping seat and the second clamping seat is increased, the clamping stability of the first clamping seat and the second clamping seat with the insulator or the cable is further increased, the problem that the first clamping seat and the second clamping seat are displaced relative to the insulator is reduced, and the insulator clamping device can be suitable for insulators with different specifications by matching the guide column with the sleeve; the second holder can open the space between first holder and the second holder through the rotation downwards to cable and insulator pass, can seal the space between first holder and the second holder through the rotatory second holder that upwards, realize sticising insulator and cable, it is comparatively convenient to operate.

According to some embodiments of the utility model, the utility model discloses still include the compression elastic component, the compression elastic component setting is being held the intracavity and is being connected with the rear end that holds the chamber.

The compression elastic part is arranged in the cavity of the sleeve and connected with the rear end of the cavity, when the guide column is inserted into the cavity of the sleeve, two ends of the compression elastic part are respectively abutted to the rear end of the guide column and the inner wall surface of the cavity, under the action of the compression elastic part, an elastic force which is kept away from each other can be applied to the first clamping seat and the second clamping seat, the connection stability of the first clamping seat and the second clamping seat is favorably kept, when the nut is in threaded connection with the first screw rod or the second screw rod, and when the nut is abutted to the rear end of the second clamping seat, backward pressure can be applied to the nut by the arrangement of the compression elastic part, so that the effect of preventing looseness of the nut is achieved, and the connection stability of the first clamping seat and the second clamping seat is favorably guaranteed.

According to some embodiments of the utility model, the compression elastic component is the spring, and the external diameter of spring is less than the external diameter of guide post, and the spring setting is holding the intracavity and with the rear end fixed connection who holds the chamber.

Specifically, the compression elastic component can be the spring, and the external diameter of spring is less than the external diameter of guide post, and when the guide post inserted telescopic appearance chamber, can guarantee the butt of guide post and spring, a backward pressure is applyed to the second holder to the spring, reaches the locking effect of nut, and the spring is with the rear end fixed connection who holds the chamber, is favorable to avoiding the spring to deviate from telescopic problem to appear, can satisfy the user demand of compression elastic component.

According to the utility model discloses a some embodiments, the utility model discloses still include two cover bodies, two cover bodies correspond the setting with first screw rod and second screw rod respectively, and the rear end of first screw rod and second screw rod all is connected with the nut, and the cover body is equipped with the holding chamber that the opening set up forward, and the rear end of first screw rod and second screw rod can be held respectively at two holding intracavity.

The two cover bodies correspond first screw rod and second screw rod setting respectively, and the rear end of first screw rod and second screw rod all is connected with the nut, closes through nut and first screw rod or second screw rod soon to can realize the mergence of first holder and second holder, accomplish the back of sticising to insulator or cable, two cover bodies can cover respectively and establish on first screw rod and second screw rod, thereby realize the protection of being connected nut, first screw rod and second screw rod.

According to some embodiments of the utility model, the front end of the cover body is equipped with first block portion, and the second holder all is equipped with first buckling parts at first diagonal end, and first block portion can be connected with first buckling parts buckle.

When the cover body covers the first screw rod or the second screw rod, the first clamping part on the cover body is connected with the first buckling part on the second clamping seat in a buckling mode, and therefore stable connection of the two cover bodies and the second clamping seat is achieved.

According to the utility model discloses a some embodiments, the utility model discloses still include two and connect the rope, two are connected the rope and are corresponded two cover body settings respectively, connect the both ends of rope and are connected with the outer peripheral face of the second holder and the outer peripheral face of the cover body respectively.

Considering the cover body and the problem that the second holder is connected unstably or the cover body separates with the second holder, this a turn-buckle for street sign indicating number still includes two and connects the rope, two are connected the rope and correspond the setting with two cover bodies respectively, and the both ends of connecting the rope are connected with the outer peripheral face of second holder and the outer peripheral face of the cover body respectively, after the cover body separates with the second holder, connect the rope and play the effect of avoiding the cover body to drop, and the setting of connecting the rope can be convenient for the workman to carry this a turn-buckle for street sign indicating number and realize compressing tightly insulator or cable, and the cover body is connected with the second holder.

According to the utility model discloses a some embodiments, the rear end of first screw rod and second screw rod all is equipped with the stopper, and the nut is located the front end of stopper, and the external diameter of stopper is greater than the internal diameter of nut.

The nut is located the front end of stopper, and the external diameter of stopper is greater than the internal diameter of nut, and the limit that can restrict the nut of setting up of stopper moves back the displacement, is favorable to avoiding the nut to deviate from the problem appearance of first screw rod or second screw rod.

According to some embodiments of the utility model, all be provided with the arc wall on the face in opposite directions of first holder and second holder, be equipped with anti-skidding line on the arc wall.

All be provided with the arc wall on the face in opposite directions of first holder and second holder, the shape of arc wall and the shape looks adaptation of insulator side wire casing cooperate first screw rod, second screw rod, guide post and telescopic connection to can realize the stable connection of first holder and second holder and insulator, be favorable to avoiding the gap that produces between first holder and second holder and the insulator and lead to the unstable problem of centre gripping to appear.

According to some embodiments of the invention, the first perforation is a strip-shaped hole.

The first perforation is a strip-shaped hole, the second clamping seat can deviate along the radial direction of the first screw rod due to the arrangement of the strip-shaped hole, so that the clamping groove and the second screw rod can be conveniently separated, the cable and the insulator are arranged between the first clamping seat and the second clamping seat, and the first clamping seat and the second clamping seat can be clamped with the insulator or the cable.

According to the utility model discloses a some embodiments, the utility model discloses still include the block, the block setting just is located the one end that is close to the second holder on first holder, and the rear end of block is equipped with the draw-in groove sunken forward, the front end detachable connection of the front end of block and first holder.

The block sets up on first holder and is located the one end that is close to the second holder, the front end of block and the rear end releasable connection of first holder, even during the time, the user can choose for use this block according to the kind, the external diameter etc. of the cable that required compressed tightly to realize the stable centre gripping to the cable, be favorable to improving the practicality of this turn-buckle for street sign indicating number to the insulator of different specifications and cable.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic perspective view of an assembled wire tightener for street sign indicating number according to an embodiment of the present invention;

fig. 2 is a schematic perspective view of the cover body of the wire grip for street codes shown in fig. 1 separated from the second holder;

fig. 3 is an exploded schematic view of a wire tightener for street sign indicating number according to an embodiment of the present invention;

fig. 4 is the embodiment of the utility model provides a structure schematic diagram of a turn-buckle for street sign indicating number in the assembling process.

In the drawings: 100. a first holder; 110. a guide post; 210. a first screw; 220. a second screw; 230. a nut; 300. a second holder; 310. a first perforation; 320. a clamping groove; 330. a sleeve; 340. a first buckling part; 400. compressing the elastic member; 500. a cover body; 510. a first engaging portion; 520. connecting ropes; 600. and (4) anti-skid lines.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of terms means an indefinite amount, and a plurality of terms means two or more, and the terms greater than, less than, exceeding, etc. are understood to include no essential numbers, and the terms greater than, less than, within, etc. are understood to include essential numbers. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated. Additionally, appearing throughout and/or representing three side-by-side scenarios, e.g., A and/or B represents a scenario satisfied by A, a scenario satisfied by B, or a scenario satisfied by both A and B.

In the description of the present invention, if there is a phrase containing a plurality of parallel features, the phrase defined therein is the closest feature, for example: b, C disposed on A, E connected to D, B disposed on A, E connected to D, C is not limited; however, terms indicating relationships between features such as "spaced apart", "arranged in a ring", etc. do not fall within this category. The phrase preceded by the word "mean" indicates that it is a definition of all features in the phrase, and if it is B, C, D, it indicates that both B, C and D are located on a.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Embodiments of the present invention will be described with reference to fig. 1 to 4.

Embodiment one, refer to fig. 1 and 3, the embodiment of the utility model provides a turn-buckle for street sign indicating number includes: a first cartridge 100 and a second cartridge 300.

Referring to fig. 3, a first diagonal end of the first clamping seat 100 is respectively provided with a first screw 210 and a second screw 220 extending backward, and the second screw 220 is located above the first screw 210, that is, the first screw 210 is located at a lower left corner of the first clamping seat 100, and the second screw 220 is located at an upper right corner of the first clamping seat 100. The second diagonal ends of the first clamping seat 100 are provided with guiding posts 110, that is, the upper left corner and the lower right corner of the first clamping seat 100 are provided with guiding posts 110 extending backwards.

The first diagonal end of the second holder 300 is respectively provided with a first through hole 310 and a clamping groove 320 with an upward opening, the clamping groove 320 is located above the first through hole 310, that is, the first through hole 310 is located at the left lower side of the second holder 300 and corresponds to the first screw 210, the first screw 210 can be arranged through the first through hole 310, so that the second holder 300 can rotate around the first screw 210, the clamping groove 320 is arranged at the right upper side of the second holder 300 and is adapted to the second screw 220, and in the process that the second holder 300 rotates around the first screw 210, the clamping groove 320 can be clamped with the second screw 220, so that the primary positioning and connection of the second holder 300 and the first holder 100 are realized.

The second diagonal end of the second holder 300 is provided with a sleeve 330, that is, the right lower corner and the left upper corner of the second holder 300 are provided with sleeves 330, the sleeve 330 is provided with a cavity with a forward opening, the outer diameter of the guide post 110 is smaller than the inner diameter of the cavity, when the engaging groove 320 is engaged with the second screw 220, the two sleeves 330 correspond to the two guide posts 110, and when the distance between the first holder 100 and the second holder 300 is reduced, the sleeves 330 can be sleeved on the guide posts 110. The opposite surfaces of the first holder 100 and the second holder 300 are provided with arc grooves, and the arc grooves are provided with anti-skid lines 600, such as anti-skid raised lines, corrugations and the like. The rear ends of the first screw 210 and the second screw 220 are both connected with a nut 230 in a threaded manner, and the second holder 300 is positioned in front of the nut 230.

Referring to fig. 3, 4 and 1, in use, a user may screw both nuts 230 to the rear ends of the first screw rod 210 and the second screw rod 220, so as to increase the distance between the first holder 100 and the second holder 300, rotate the second holder 300 downwards around the first screw rod 210, so as to separate the engaging groove 320 from the second screw rod 220, and penetrate an insulator and a cable between the first holder 100 and the second holder 300 from an opening between the engaging groove 320 and the second screw rod 220, and then rotate the second holder 300 upwards, so as to engage the engaging groove 320 with the second screw rod 220, so as to place the cable and the insulator between the first holder 100 and the second holder 300.

The positions of the cable and the insulator and the first holder 100 and the second holder 300 are adjusted, so that the cable and the insulator are sequentially arranged on the arc-shaped grooves of the first holder 100 and the second holder 300 from front to back, a user presses the first holder 100 and the second holder 300, so that the two sleeves 330 are inserted into and sleeved on the two guide posts 110, the sleeves 330 are sleeved on the guide posts 110, the clamping grooves 320 and the second screw 220 are prevented from being separated, the nuts 230 are screwed, the front ends of the nuts 230 are abutted to the rear end faces of the second holder 300, the first holder 100 and the second holder 300 are tightly pressed with the cable and the insulator, and the cable is tightly pressed.

Compared with the traditional wire grip, the wire grip for street codes is also provided with the guide post 110 and the sleeve 330, and the sleeve 330 is sleeved with the guide post 110, so that four-point positioning and clamping are realized, the connection stability of the clamping groove 320 and the second screw 220 as well as the connection stability of the first clamping seat 100 and the second clamping seat 300 is favorably improved, the clamping stability of the first clamping seat 100 and the second clamping seat 300 with insulators or cables is further improved, the relative displacement between the first clamping seat 100 and the second clamping seat 300 with the insulators is favorably reduced, and the depth of the guide post 110 inserted into the sleeve 330 is adjusted through the matching of the guide post 110 and the sleeve 330, so that the wire grip can be suitable for insulators with different specifications; the second holder 300 can open the space between the first holder 100 and the second holder 300 by rotating downwards so that the cable and the insulator can pass through, and the space between the first holder 100 and the second holder 300 can be sealed by rotating the second holder 300 upwards, so that the insulator and the cable can be tightly pressed, and the operation is convenient.

This a turn-buckle for street sign indicating number still includes compression elastic component 400, material parts that elasticity is better such as spring, bubble cotton, silica gel, compression elastic component 400 sets up in the appearance intracavity of sleeve 330 and is connected with the rear end in appearance intracavity, when guide post 110 inserts the appearance intracavity of sleeve 330, the both ends of compression elastic component 400 respectively with the rear end of guide post 110 with the internal wall butt in appearance intracavity, under the effect of compression elastic component 400, can apply an elasticity of keeping away from each other to first holder 100 and second holder 300, be favorable to keeping the connection stability of first holder 100 and second holder 300, when nut 230 and the rear end butt of second holder 300, the setting of compression elastic component 400 can apply a backward pressure to nut 230, thereby play the locking effect of nut 230, be favorable to guaranteeing the connection stability of first holder 100 and second holder 300.

Specifically, the compression elastic member 400 can be a spring, and the outer diameter of the spring is smaller than the outer diameter of the guide post 110, when the guide post 110 is inserted into the accommodating cavity of the sleeve 330, the abutting of the guide post 110 and the spring can be ensured, and the spring is fixedly connected with the rear end of the accommodating cavity, so that the problem that the spring is separated from the sleeve 330 can be avoided, and the use requirement of the compression elastic member 400 can be met.

Referring to fig. 2, the wire grip for street coding further includes two covers 500, the two covers 500 are respectively disposed corresponding to the first screw 210 and the second screw 220, and the outer circumferential surface of each cover 500 is connected with a connecting rope 520, such as a nylon rope, a hemp rope, etc. The other end of the connection string 520 is connected to the outer circumferential surface of the second cartridge 300. The cover 500 has a containing cavity with a forward opening, and the rear ends of the first screw 210 and the second screw 220 can be respectively contained in the two containing cavities.

The front end of the cover 500 is provided with a first engaging portion 510, the first engaging portion can be an engaging block, the second holder 300 is provided with a first engaging portion 340 at the first diagonal end, the first engaging portion 340 can be an engaging groove, and the first engaging portion 510 can be connected with the first engaging portion 340 in a fastening manner.

The nut 230 is screwed with the first screw rod 210 or the second screw rod 220, so that the first holder 100 and the second holder 300 can be combined, after the insulator or the cable is tightly pressed, the two covers 500 can be respectively covered on the first screw rod 210 and the second screw rod 220, the two covers 500 are respectively arranged at the first diagonal ends of the second holder 300, so that the nut 230, the first screw rod 210 and the second screw rod 220 can be protected from being connected, the first clamping part 510 on the cover 500 is in clamping connection with the first clamping part 340 on the second holder 300, and therefore the two covers 500 are stably connected with the second holder 300.

Considering the problem that the cover 500 is connected with the second holder 300 unstably or the cover 500 is separated from the second holder 300, the wire grip for street sign indicating number further comprises two connecting ropes 520, wherein the two connecting ropes 520 are respectively arranged corresponding to the two covers 500, and two ends of the connecting ropes 520 are respectively connected with the outer peripheral surface of the second holder 300 and the outer peripheral surface of the cover 500, when the cover 500 is separated from the second holder 300, the connecting ropes 520 can avoid the problem that the cover 500 falls off, and the connecting ropes 520 can be conveniently arranged for workers to carry the wire grip for street sign indicating number to press insulators or cables and connect the cover 500 with the second holder 300.

The rear ends of the first screw rod 210 and the second screw rod 220 are both provided with limiting blocks, the outer diameters of the limiting blocks are larger than the inner diameter of the nut 230, the nut 230 is located at the front end of the limiting blocks, the limiting blocks can limit the backward movement displacement of the limit of the nut 230, and the problem that the nut 230 is separated from the first screw rod 210 or the second screw rod 220 is avoided.

The first through hole 310 is a strip-shaped hole, and the second holder 300 can be radially offset along the first screw 210 due to the arrangement of the strip-shaped hole, so that the separation of the engaging groove 320 and the second screw 220 can be conveniently realized, and a cable and an insulator can be placed between the first holder 100 and the second holder 300, so that the first holder 100 and the second holder 300 can be clamped with the insulator or the cable.

This a turn-buckle for street sign indicating number still includes the block, and the block setting just is located the one end that is close to second holder 300 on first holder 100, and the rear end of block is equipped with the draw-in groove of sunken forward, and the front end of block and the front end releasable connection people of first holder 100, like buckle cooperation or threaded connection.

During the use, the user can select for use different block according to the kind, the external diameter etc. of the cable that required compress tightly to realize the stable centre gripping to the cable.

While the preferred embodiments of the present invention have been described in detail, it is to be understood that the invention is not limited to the precise embodiments, and that various changes and modifications may be effected therein by one skilled in the art without departing from the spirit and scope of the invention as defined in the appended claims.

Claims (10)

1. A turn-buckle for street sign indicating number, its characterized in that includes:

the first diagonal end of the first clamping seat (100) is respectively provided with a first screw rod (210) and a second screw rod (220) which extend backwards, the second screw rod (220) is positioned above the first screw rod (210), and the second diagonal end of the first clamping seat (100) is provided with a guide column (110);

a first through hole (310) and a clamping groove (320) with an upward opening are respectively formed in a first diagonal end of the second clamping seat (300), the clamping groove (320) is located above the first through hole (310), the first screw (210) penetrates through the first through hole (310), and the clamping groove (320) can be clamped with the second screw (220); sleeves (330) are arranged at the second diagonal ends of the second clamping seats (300), each sleeve (330) is provided with a cavity with a forward opening, and the sleeves (330) correspond to the guide columns (110) one by one; when the clamping groove (320) is clamped with the second screw (220), the sleeve (330) is opposite to the guide column (110), and the sleeve (330) can be sleeved on the guide column (110).

2. The tightener for street codes according to claim 1, further comprising a compression elastic member (400), wherein the compression elastic member (400) is disposed in the cavity and connected to the rear end of the cavity.

3. The tightener for street coding as defined in claim 2, wherein the compression elastic member (400) is a spring, the outer diameter of the spring is smaller than the outer diameter of the guide post (110), and the spring is disposed in the cavity and fixedly connected to the rear end of the cavity.

4. The tightener for a street code according to any one of claims 1-3, further comprising two covers (500), wherein the two covers (500) are respectively disposed corresponding to the first screw (210) and the second screw (220), the rear ends of the first screw (210) and the second screw (220) are both connected with nuts (230), the covers (500) are provided with accommodating cavities with openings facing forward, and the rear ends of the first screw (210) and the second screw (220) can be respectively accommodated in the two accommodating cavities.

5. The tightener for street coding according to claim 4, characterized in that the front end of the cover (500) is provided with a first engaging portion (510), the second holders (300) are provided with a first engaging portion (340) at the first diagonal end, and the first engaging portion (510) can be connected with the first engaging portion (340) in a snap-fit manner.

6. The tightener for a street code as defined in claim 4, further comprising two connecting ropes (520), wherein the two connecting ropes (520) are respectively disposed corresponding to the two cover bodies (500), and two ends of the connecting rope (520) are respectively connected with the outer circumferential surface of the second holder (300) and the outer circumferential surface of the cover body (500).

7. The tightener for a street code according to claim 4, characterized in that the rear ends of the first screw (210) and the second screw (220) are provided with a limiting block, the nut (230) is located at the front end of the limiting block, and the outer diameter of the limiting block is larger than the inner diameter of the nut (230).

8. The tightener for street coding according to any one of claims 1 to 3, characterized in that the first holder (100) and the second holder (300) are provided with arc-shaped grooves on their facing surfaces, and the arc-shaped grooves are provided with anti-skid lines (600).

9. A turnbuckle for street coding as claimed in claim 1, wherein the first perforations (310) are bar holes.

10. The tightener for street codes as defined in claim 1, further comprising a block disposed on the first holder (100) and located at an end close to the second holder (300), wherein a slot recessed forward is disposed at a rear end of the block, and a front end of the block is detachably connected to a front end of the first holder (100).

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